#set path directory
#loading of dataset
globst <- read.csv("Lab 7 Dataset.csv", header = TRUE,sep =',')
globst
##                                                       Companies  Headquarters
## 1                                                ArcelorMittal     Luxembourg
## 2   China Baowu Group (merger of Baosteel Group and Wuhan Group         China
## 3                                                    HBIS Group         China
## 4                   Nippon Steel and Sumitomo Metal Corporation         Japan
## 5                                                         POSCO   South Korea
## 6                                                Baosteel Group         China
## 7                                                 Shagang Group         China
## 8                                                 Ansteel Group         China
## 9                                         JFE Steel Corporation         Japan
## 10                                               Shougang Group         China
## 11                                             Tata Steel Group         India
## 12                                            Wuhan Steel Group         China
## 13                                         Shandong Steel Group         China
## 14                                            Nucor Corporation           USA
## 15                                        Hyundai Steel Company   South Korea
## 16                                               Maanshan Steel         China
## 17                                                 thyssenkrupp       Germany
## 18                                            Novolipetsk Steel        Russia
## 19                                               Jianlong Group         China
## 20                                                  Gerdau S.A.        Brazil
## 21                                      China Steel Corporation Taiwan, China
## 22                                                  Valin Group         China
## 23                                            JSW Steel Limited         India
## 24                                                  Benxi Steel         China
## 25                                Steel Authority of India Ltd.         India
## 26                              United States Steel Corporation           USA
## 27                                                       IMIDRO          Iran
## 28                                                 Rizhao Steel         China
## 29                                                 Fangda Steel         China
## 30                                                        EVRAZ        Russia
## 31                              Magnitogorsk Iron & Steel Works        Russia
## 32                                                 Baotou Steel         China
## 33                                                    Severstal        Russia
## 34                                                Liuzhou Steel         China
## 35                                                  Jinxi Steel         China
## 36                                                 Jingye Steel         China
## 37                                                 Anyang Steel         China
## 38                                                Sanming Steel         China
## 39                                        Metinvest Holding LLC       Ukraine
## 40                                                Taiyuan Steel         China
## 41                                               Zongheng Steel         China
## 42                                                 Zenith Steel         China
## 43                                                Erdemir Group        Turkey
## 44                                                Nanjing Steel         China
## 45                                                  Xinyu Steel         China
## 46                                  CITIC Pacific Special Steel         China
## 47                                                         SSAB        Sweden
## 48                                                Techint Group     Argentina
## 49                                            voestalpine Group       Austria
## 50                                            Essar Steel Group         India
## 51                                                Shaanxi Steel         China
## 52                                             Kobe Steel, Ltd.         Japan
## 53                                            CELSA Steel Group         Spain
## 54                                                Guofeng Steel         China
## 55                          Salzgitter AG Stahl und Technologie       Germany
## 56                                                Ruifeng Steel         China
## 57                                         Binxin Special Steel         China
## 58                                                Donghai Steel         China
## 59                                                Tianjin Steel         China
## 60                                      Tsingshan Holding Group         China
## 61                                               Hangzhou Steel         China
## 62                                                Yingkou Plate         China
## 63                                                     ILVA SpA         Italy
## 64                                      BlueScope Steel Limited     Australia
## 65                                                Jiuquan Steel         China
## 66                                                   RIVA Group    Luxembourg
## 67                                                  Yuhua Steel         China
## 68                                       Saudi Iron & Steel Co.           KSA
## 69                                         AK Steel Corporation           USA
## 70                                                 Ji'nan Steel         China
## 71                                                 Puyang Steel         China
## 72                                               Lingyuan Steel         China
## 73                                     Tianjin Metallurgy Group         China
## 74                             Metalloinvest Management Company        Russia
## 75                       Altos Hornos de M_xico, S.A.B. de C.V.        Mexico
## 76                            ISD (Industrial Union of Donbass)       Ukraine
## 77                                               Hangzhou Steel         China
## 78                                                 Yuanli Group         China
## 79                                                       Mechel        Russia
## 80                     Usinas Siderìrgicas de Minas Gerais S.A.        Brazil
## 81                               Companhia Siderìrgica Nacional        Brazil
## 82                      Rashtriya Ispat Nigam Ltd (VIZAG Steel)         India
## 83                                                 Delong Steel         China
## 84                                                    Ezz Steel         Egypt
## 85    Nisshin Steel Co., Ltd. (acquired by NSSMC in March 2017)         Japan
## 86                                                 Jiyuan Steel         China
## 87                                        Shiheng Special Steel         China
## 88                                              Rockcheck Steel         China
## 89                                                Qianjin Steel         China
## 90                                                Tianzhu Steel         China
## 91                                   Jindal Steel and Power Ltd         India
## 92                                              Xinxing Ductile         China
## 93                                                Donghua Steel         China
## 94                                 Dongkuk Steel Mill Co., Ltd.   South Korea
## 95                                                Taishan Steel         China
## 96                                                Outokumpu Oyj        Sweden
## 97                                               Emirates Steel           UAE
## 98                                                 Ganglu Steel         China
## 99                                                Tranvic Steel         China
## 100                                             Tosyali Holding        Turkey
##     X2011.Tonnage..Millions. X2012.Tonnage..Millions. X2013.Tonnage..Millions.
## 1                      97.25                    93.58                    96.10
## 2                      81.02                    79.12                    83.22
## 3                      44.36                    42.84                    45.79
## 4                      33.39                    47.86                    50.13
## 5                      39.12                    39.88                    38.42
## 6                      43.34                    42.70                    43.91
## 7                      31.92                    32.31                    35.08
## 8                      29.75                    30.23                    33.69
## 9                      29.90                    30.41                    31.16
## 10                     30.04                    31.42                    31.52
## 11                     23.82                    22.97                    25.27
## 12                     37.68                    36.42                    39.31
## 13                     24.02                    23.01                    22.79
## 14                     19.89                    20.13                    20.16
## 15                     16.29                    17.12                    17.30
## 16                     16.68                    17.34                    18.79
## 17                     17.94                    14.46                    15.86
## 18                     12.11                    14.92                    15.47
## 19                     12.36                    13.76                    14.30
## 20                     20.50                    19.81                    18.97
## 21                     14.01                    12.73                    14.29
## 22                     15.89                    14.11                    14.99
## 23                      7.01                     8.48                    11.80
## 24                     16.49                    15.08                    16.83
## 25                     13.50                    13.50                    13.52
## 26                     21.99                    21.44                    20.38
## 27                     12.58                    13.61                    14.29
## 28                     11.20                    13.22                    12.68
## 29                      2.62                     3.28                    13.16
## 30                     16.77                    15.95                    16.11
## 31                     12.20                    13.04                    11.94
## 32                     10.22                    10.19                    10.69
## 33                     15.29                    15.14                    15.69
## 34                      0.00                     0.00                     0.00
## 35                      9.04                     9.10                     8.75
## 36                      5.83                     7.30                     9.69
## 37                      9.38                     7.74                    10.32
## 38                      5.72                     6.95                     8.22
## 39                     14.38                    14.34                    14.29
## 40                      9.90                    10.13                     9.99
## 41                      8.65                     9.11                    10.19
## 42                      7.01                     7.57                     8.51
## 43                      7.47                     7.87                     8.27
## 44                      7.65                     7.18                     6.05
## 45                      8.72                     8.66                     8.50
## 46                      6.73                     6.62                     7.66
## 47                      5.67                     5.25                     5.57
## 48                      9.53                     8.71                     9.00
## 49                      7.67                     7.36                     8.02
## 50                      6.82                     6.70                     6.09
## 51                      5.20                     6.65                     8.00
## 52                      7.39                     7.09                     7.53
## 53                      7.84                     7.62                     6.99
## 54                      8.21                     7.98                     8.06
## 55                      5.66                     6.09                     5.58
## 56                      0.00                     0.00                     3.36
## 57                      0.00                     0.00                     3.14
## 58                      1.37                     2.31                     3.88
## 59                      0.00                     0.00                     0.00
## 60                      0.00                     0.00                     0.00
## 61                      3.65                     3.25                     3.43
## 62                      2.21                     2.25                     3.33
## 63                      0.00                     0.00                     5.68
## 64                      6.00                     4.23                     4.20
## 65                     10.22                    10.10                    11.16
## 66                      0.00                     0.00                     7.59
## 67                      0.00                     0.00                     0.00
## 68                      5.28                     5.20                     5.47
## 69                      0.00                     0.00                     0.00
## 70                      0.00                     0.00                     0.00
## 71                      4.53                     4.35                     3.40
## 72                      3.59                     3.56                     5.21
## 73                      0.00                     0.00                     0.00
## 74                      5.82                     5.61                     4.68
## 75                      3.81                     3.88                     4.16
## 76                      0.00                     8.49                     7.94
## 77                      3.65                     3.25                     3.43
## 78                      3.11                     3.49                     3.82
## 79                      0.00                     6.53                     4.65
## 80                      6.84                     7.16                     6.86
## 81                      4.87                     4.64                     4.48
## 82                      3.19                     3.11                     3.11
## 83                      3.57                     3.75                     3.63
## 84                      4.32                     4.56                     4.33
## 85                      3.76                     3.81                     3.70
## 86                      2.61                     3.25                     3.50
## 87                      2.81                     2.96                     3.07
## 88                      2.99                     3.22                     3.30
## 89                      3.54                     3.43                     3.46
## 90                      0.00                     0.00                     0.00
## 91                      2.62                     2.73                     2.87
## 92                      3.76                     4.36                     3.65
## 93                      0.00                     0.00                     2.70
## 94                      3.07                     3.31                     3.33
## 95                      2.53                     2.81                     3.02
## 96                      1.68                     1.68                     2.97
## 97                      0.00                     2.38                     2.88
## 98                      3.01                     3.06                     3.10
## 99                      0.00                     0.00                     0.00
## 100                     0.00                     0.00                     0.00
##     X2014.Tonnage..Millions. X2015.Tonnage..Millions. X2016.Tonnage..Millions.
## 1                      98.09                    97.14                    95.45
## 2                      76.40                    60.71                    63.81
## 3                      47.09                    47.75                    46.18
## 4                      49.30                    46.37                    46.16
## 5                      41.59                    41.97                    41.56
## 6                      43.35                    34.94                     0.00
## 7                      35.33                    34.21                    33.25
## 8                      34.35                    32.50                    33.19
## 9                      31.41                    29.83                    30.29
## 10                     30.78                    28.55                    26.80
## 11                     26.20                    26.31                    24.49
## 12                     33.05                    25.78                     0.00
## 13                     23.34                    21.69                    23.02
## 14                     21.41                    19.62                    21.95
## 15                     20.58                    20.48                    20.09
## 16                     18.90                    18.82                    18.63
## 17                     17.23                    17.34                    17.24
## 18                     16.11                    16.05                    16.64
## 19                     15.26                    15.14                    16.45
## 20                     19.00                    17.03                    15.95
## 21                     15.40                    14.82                    15.52
## 22                     15.38                    14.87                    15.48
## 23                     12.72                    12.42                    14.91
## 24                     16.26                    14.99                    14.40
## 25                     13.56                    14.34                    14.38
## 26                     19.73                    14.52                    14.22
## 27                     14.42                    14.10                    14.02
## 28                     11.40                    14.00                    13.86
## 29                     13.64                    13.21                    13.68
## 30                     15.54                    14.35                    13.53
## 31                     13.03                    12.24                    12.54
## 32                     10.72                    11.86                    12.30
## 33                     14.23                    11.45                    11.63
## 34                     11.39                    10.83                    11.05
## 35                      9.12                     9.77                    11.05
## 36                     10.54                    11.32                    11.01
## 37                     10.89                    10.74                    10.48
## 38                      9.21                     9.58                    10.39
## 39                     11.18                     9.65                    10.34
## 40                     10.72                    10.26                    10.28
## 41                     10.32                    10.38                    10.23
## 42                      9.01                     9.08                     9.24
## 43                      8.49                     8.93                     9.18
## 44                      8.04                     8.59                     9.01
## 45                      8.82                     8.64                     8.57
## 46                      7.93                     7.61                     8.40
## 47                      8.07                     7.59                     7.99
## 48                      9.38                     8.40                     7.98
## 49                      7.95                     7.76                     7.47
## 50                      5.50                     5.66                     7.45
## 51                      7.91                     7.47                     7.30
## 52                      7.57                     7.52                     7.26
## 53                      7.03                     7.08                     6.94
## 54                      8.40                     8.29                     6.90
## 55                      5.74                     6.65                     6.80
## 56                      5.03                     6.29                     6.26
## 57                      3.12                     4.48                     6.06
## 58                      4.36                     3.30                     5.90
## 59                      0.00                     5.94                     5.82
## 60                      0.00                     0.00                     5.80
## 61                      3.60                     7.12                     4.50
## 62                      4.70                     5.68                     5.78
## 63                      6.22                     4.76                     5.67
## 64                      4.10                     4.52                     5.63
## 65                     10.34                     7.69                     5.50
## 66                      7.76                     6.21                     5.47
## 67                      4.60                     4.60                     5.42
## 68                      6.29                     5.23                     5.27
## 69                      5.95                     6.17                     5.05
## 70                      0.00                     4.49                     5.01
## 71                      3.30                     3.55                     4.96
## 72                      5.14                     4.64                     4.88
## 73                      0.00                     5.69                     4.88
## 74                      4.50                     4.50                     4.66
## 75                      4.42                     4.46                     4.65
## 76                      6.03                     4.80                     4.61
## 77                      3.60                     7.12                     4.50
## 78                      4.29                     4.39                     4.39
## 79                      4.27                     4.32                     4.19
## 80                      6.05                     5.01                     4.06
## 81                      5.41                     5.16                     4.06
## 82                      3.28                     3.64                     3.82
## 83                      3.31                     3.31                     3.69
## 84                      4.01                     3.28                     3.66
## 85                      4.07                     3.82                     3.65
## 86                      3.55                     3.41                     3.60
## 87                      3.16                     3.14                     3.54
## 88                      3.59                     3.55                     3.51
## 89                      3.09                     3.65                     3.49
## 90                      0.00                     3.09                     3.49
## 91                      2.95                     3.08                     3.48
## 92                      3.27                     3.83                     3.48
## 93                      3.38                     3.27                     3.30
## 94                      3.04                     3.32                     3.29
## 95                      3.12                     3.26                     3.28
## 96                      3.41                     2.71                     3.20
## 97                      2.39                     3.01                     3.15
## 98                      3.07                     3.07                     3.07
## 99                      2.63                     2.66                     3.02
## 100                     0.00                     0.00                     3.00
##     X2015.Ranking X2016.Ranking
## 1               1             1
## 2              NA             2
## 3               2             3
## 4               3             4
## 5               4             5
## 6               5            NA
## 7               6             6
## 8               7             7
## 9               8             8
## 10              9             9
## 11             10            10
## 12             11            NA
## 13             12            11
## 14             14            12
## 15             13            13
## 16             15            14
## 17             16            15
## 18             19            16
## 19             20            17
## 20             17            18
## 21             23            19
## 22             22            20
## 23             30            21
## 24             21            22
## 25             26            23
## 26             24            24
## 27             27            25
## 28             28            26
## 29             29            27
## 30             25            28
## 31             31            29
## 32             32            30
## 33             33            31
## 34             35            32
## 35             39            33
## 36             34            34
## 37             36            35
## 38             41            36
## 39             40            37
## 40             38            38
## 41             37            39
## 42             42            40
## 43             43            41
## 44             45            42
## 45             44            43
## 46             50            44
## 47             51            45
## 48             46            46
## 49             48            47
## 50             61            48
## 51             53            49
## 52             52            50
## 53             55            51
## 54             47            52
## 55             56            53
## 56             57            54
## 57             71            55
## 58             86            56
## 59             NA            57
## 60             NA            58
## 61             54            59
## 62             60            60
## 63             66            61
## 64             69            62
## 65             49            63
## 66             58            64
## 67             68            65
## 68             62            66
## 69             59            67
## 70             NA            68
## 71             81            69
## 72             67            70
## 73             NA            71
## 74             70            72
## 75             72            73
## 76             65            74
## 77             54            75
## 78             73            76
## 79             74            77
## 80             64            78
## 81             63            79
## 82             79            80
## 83             85            81
## 84             87            82
## 85             77            83
## 86             83            84
## 87             90            85
## 88             82            86
## 89             78            87
## 90             NA            88
## 91             92            89
## 92             76            90
## 93             88            91
## 94             84            92
## 95             89            93
## 96             NA            94
## 97             94            95
## 98             93            96
## 99             NA            97
## 100            NA            98
#using tibble function to load the dataset
library(tidyverse)
## -- Attaching packages --------------------------------------- tidyverse 1.3.1 --
## v ggplot2 3.3.5     v purrr   0.3.4
## v tibble  3.1.4     v dplyr   1.0.7
## v tidyr   1.1.3     v stringr 1.4.0
## v readr   2.0.1     v forcats 0.5.1
## -- Conflicts ------------------------------------------ tidyverse_conflicts() --
## x dplyr::filter() masks stats::filter()
## x dplyr::lag()    masks stats::lag()
as_tibble(globst)
## # A tibble: 100 x 10
##    Companies    Headquarters X2011.Tonnage..M~ X2012.Tonnage..~ X2013.Tonnage..~
##    <chr>        <chr>                    <dbl>            <dbl>            <dbl>
##  1 "ArcelorMit~ Luxembourg                97.2             93.6             96.1
##  2 "China Baow~ China                     81.0             79.1             83.2
##  3 "HBIS Group" China                     44.4             42.8             45.8
##  4 "Nippon Ste~ Japan                     33.4             47.9             50.1
##  5 "POSCO"      South Korea               39.1             39.9             38.4
##  6 "Baosteel G~ China                     43.3             42.7             43.9
##  7 "Shagang Gr~ China                     31.9             32.3             35.1
##  8 "Ansteel Gr~ China                     29.8             30.2             33.7
##  9 "JFE Steel ~ Japan                     29.9             30.4             31.2
## 10 "Shougang G~ China                     30.0             31.4             31.5
## # ... with 90 more rows, and 5 more variables: X2014.Tonnage..Millions. <dbl>,
## #   X2015.Tonnage..Millions. <dbl>, X2016.Tonnage..Millions. <dbl>,
## #   X2015.Ranking <int>, X2016.Ranking <int>
#Finding missing values
is.na(globst)
##        Companies Headquarters X2011.Tonnage..Millions. X2012.Tonnage..Millions.
##   [1,]     FALSE        FALSE                    FALSE                    FALSE
##   [2,]     FALSE        FALSE                    FALSE                    FALSE
##   [3,]     FALSE        FALSE                    FALSE                    FALSE
##   [4,]     FALSE        FALSE                    FALSE                    FALSE
##   [5,]     FALSE        FALSE                    FALSE                    FALSE
##   [6,]     FALSE        FALSE                    FALSE                    FALSE
##   [7,]     FALSE        FALSE                    FALSE                    FALSE
##   [8,]     FALSE        FALSE                    FALSE                    FALSE
##   [9,]     FALSE        FALSE                    FALSE                    FALSE
##  [10,]     FALSE        FALSE                    FALSE                    FALSE
##  [11,]     FALSE        FALSE                    FALSE                    FALSE
##  [12,]     FALSE        FALSE                    FALSE                    FALSE
##  [13,]     FALSE        FALSE                    FALSE                    FALSE
##  [14,]     FALSE        FALSE                    FALSE                    FALSE
##  [15,]     FALSE        FALSE                    FALSE                    FALSE
##  [16,]     FALSE        FALSE                    FALSE                    FALSE
##  [17,]     FALSE        FALSE                    FALSE                    FALSE
##  [18,]     FALSE        FALSE                    FALSE                    FALSE
##  [19,]     FALSE        FALSE                    FALSE                    FALSE
##  [20,]     FALSE        FALSE                    FALSE                    FALSE
##  [21,]     FALSE        FALSE                    FALSE                    FALSE
##  [22,]     FALSE        FALSE                    FALSE                    FALSE
##  [23,]     FALSE        FALSE                    FALSE                    FALSE
##  [24,]     FALSE        FALSE                    FALSE                    FALSE
##  [25,]     FALSE        FALSE                    FALSE                    FALSE
##  [26,]     FALSE        FALSE                    FALSE                    FALSE
##  [27,]     FALSE        FALSE                    FALSE                    FALSE
##  [28,]     FALSE        FALSE                    FALSE                    FALSE
##  [29,]     FALSE        FALSE                    FALSE                    FALSE
##  [30,]     FALSE        FALSE                    FALSE                    FALSE
##  [31,]     FALSE        FALSE                    FALSE                    FALSE
##  [32,]     FALSE        FALSE                    FALSE                    FALSE
##  [33,]     FALSE        FALSE                    FALSE                    FALSE
##  [34,]     FALSE        FALSE                    FALSE                    FALSE
##  [35,]     FALSE        FALSE                    FALSE                    FALSE
##  [36,]     FALSE        FALSE                    FALSE                    FALSE
##  [37,]     FALSE        FALSE                    FALSE                    FALSE
##  [38,]     FALSE        FALSE                    FALSE                    FALSE
##  [39,]     FALSE        FALSE                    FALSE                    FALSE
##  [40,]     FALSE        FALSE                    FALSE                    FALSE
##  [41,]     FALSE        FALSE                    FALSE                    FALSE
##  [42,]     FALSE        FALSE                    FALSE                    FALSE
##  [43,]     FALSE        FALSE                    FALSE                    FALSE
##  [44,]     FALSE        FALSE                    FALSE                    FALSE
##  [45,]     FALSE        FALSE                    FALSE                    FALSE
##  [46,]     FALSE        FALSE                    FALSE                    FALSE
##  [47,]     FALSE        FALSE                    FALSE                    FALSE
##  [48,]     FALSE        FALSE                    FALSE                    FALSE
##  [49,]     FALSE        FALSE                    FALSE                    FALSE
##  [50,]     FALSE        FALSE                    FALSE                    FALSE
##  [51,]     FALSE        FALSE                    FALSE                    FALSE
##  [52,]     FALSE        FALSE                    FALSE                    FALSE
##  [53,]     FALSE        FALSE                    FALSE                    FALSE
##  [54,]     FALSE        FALSE                    FALSE                    FALSE
##  [55,]     FALSE        FALSE                    FALSE                    FALSE
##  [56,]     FALSE        FALSE                    FALSE                    FALSE
##  [57,]     FALSE        FALSE                    FALSE                    FALSE
##  [58,]     FALSE        FALSE                    FALSE                    FALSE
##  [59,]     FALSE        FALSE                    FALSE                    FALSE
##  [60,]     FALSE        FALSE                    FALSE                    FALSE
##  [61,]     FALSE        FALSE                    FALSE                    FALSE
##  [62,]     FALSE        FALSE                    FALSE                    FALSE
##  [63,]     FALSE        FALSE                    FALSE                    FALSE
##  [64,]     FALSE        FALSE                    FALSE                    FALSE
##  [65,]     FALSE        FALSE                    FALSE                    FALSE
##  [66,]     FALSE        FALSE                    FALSE                    FALSE
##  [67,]     FALSE        FALSE                    FALSE                    FALSE
##  [68,]     FALSE        FALSE                    FALSE                    FALSE
##  [69,]     FALSE        FALSE                    FALSE                    FALSE
##  [70,]     FALSE        FALSE                    FALSE                    FALSE
##  [71,]     FALSE        FALSE                    FALSE                    FALSE
##  [72,]     FALSE        FALSE                    FALSE                    FALSE
##  [73,]     FALSE        FALSE                    FALSE                    FALSE
##  [74,]     FALSE        FALSE                    FALSE                    FALSE
##  [75,]     FALSE        FALSE                    FALSE                    FALSE
##  [76,]     FALSE        FALSE                    FALSE                    FALSE
##  [77,]     FALSE        FALSE                    FALSE                    FALSE
##  [78,]     FALSE        FALSE                    FALSE                    FALSE
##  [79,]     FALSE        FALSE                    FALSE                    FALSE
##  [80,]     FALSE        FALSE                    FALSE                    FALSE
##  [81,]     FALSE        FALSE                    FALSE                    FALSE
##  [82,]     FALSE        FALSE                    FALSE                    FALSE
##  [83,]     FALSE        FALSE                    FALSE                    FALSE
##  [84,]     FALSE        FALSE                    FALSE                    FALSE
##  [85,]     FALSE        FALSE                    FALSE                    FALSE
##  [86,]     FALSE        FALSE                    FALSE                    FALSE
##  [87,]     FALSE        FALSE                    FALSE                    FALSE
##  [88,]     FALSE        FALSE                    FALSE                    FALSE
##  [89,]     FALSE        FALSE                    FALSE                    FALSE
##  [90,]     FALSE        FALSE                    FALSE                    FALSE
##  [91,]     FALSE        FALSE                    FALSE                    FALSE
##  [92,]     FALSE        FALSE                    FALSE                    FALSE
##  [93,]     FALSE        FALSE                    FALSE                    FALSE
##  [94,]     FALSE        FALSE                    FALSE                    FALSE
##  [95,]     FALSE        FALSE                    FALSE                    FALSE
##  [96,]     FALSE        FALSE                    FALSE                    FALSE
##  [97,]     FALSE        FALSE                    FALSE                    FALSE
##  [98,]     FALSE        FALSE                    FALSE                    FALSE
##  [99,]     FALSE        FALSE                    FALSE                    FALSE
## [100,]     FALSE        FALSE                    FALSE                    FALSE
##        X2013.Tonnage..Millions. X2014.Tonnage..Millions.
##   [1,]                    FALSE                    FALSE
##   [2,]                    FALSE                    FALSE
##   [3,]                    FALSE                    FALSE
##   [4,]                    FALSE                    FALSE
##   [5,]                    FALSE                    FALSE
##   [6,]                    FALSE                    FALSE
##   [7,]                    FALSE                    FALSE
##   [8,]                    FALSE                    FALSE
##   [9,]                    FALSE                    FALSE
##  [10,]                    FALSE                    FALSE
##  [11,]                    FALSE                    FALSE
##  [12,]                    FALSE                    FALSE
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##  [14,]                    FALSE                    FALSE
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##  [18,]                    FALSE                    FALSE
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##  [21,]                    FALSE                    FALSE
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##  [25,]                    FALSE                    FALSE
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##  [27,]                    FALSE                    FALSE
##  [28,]                    FALSE                    FALSE
##  [29,]                    FALSE                    FALSE
##  [30,]                    FALSE                    FALSE
##  [31,]                    FALSE                    FALSE
##  [32,]                    FALSE                    FALSE
##  [33,]                    FALSE                    FALSE
##  [34,]                    FALSE                    FALSE
##  [35,]                    FALSE                    FALSE
##  [36,]                    FALSE                    FALSE
##  [37,]                    FALSE                    FALSE
##  [38,]                    FALSE                    FALSE
##  [39,]                    FALSE                    FALSE
##  [40,]                    FALSE                    FALSE
##  [41,]                    FALSE                    FALSE
##  [42,]                    FALSE                    FALSE
##  [43,]                    FALSE                    FALSE
##  [44,]                    FALSE                    FALSE
##  [45,]                    FALSE                    FALSE
##  [46,]                    FALSE                    FALSE
##  [47,]                    FALSE                    FALSE
##  [48,]                    FALSE                    FALSE
##  [49,]                    FALSE                    FALSE
##  [50,]                    FALSE                    FALSE
##  [51,]                    FALSE                    FALSE
##  [52,]                    FALSE                    FALSE
##  [53,]                    FALSE                    FALSE
##  [54,]                    FALSE                    FALSE
##  [55,]                    FALSE                    FALSE
##  [56,]                    FALSE                    FALSE
##  [57,]                    FALSE                    FALSE
##  [58,]                    FALSE                    FALSE
##  [59,]                    FALSE                    FALSE
##  [60,]                    FALSE                    FALSE
##  [61,]                    FALSE                    FALSE
##  [62,]                    FALSE                    FALSE
##  [63,]                    FALSE                    FALSE
##  [64,]                    FALSE                    FALSE
##  [65,]                    FALSE                    FALSE
##  [66,]                    FALSE                    FALSE
##  [67,]                    FALSE                    FALSE
##  [68,]                    FALSE                    FALSE
##  [69,]                    FALSE                    FALSE
##  [70,]                    FALSE                    FALSE
##  [71,]                    FALSE                    FALSE
##  [72,]                    FALSE                    FALSE
##  [73,]                    FALSE                    FALSE
##  [74,]                    FALSE                    FALSE
##  [75,]                    FALSE                    FALSE
##  [76,]                    FALSE                    FALSE
##  [77,]                    FALSE                    FALSE
##  [78,]                    FALSE                    FALSE
##  [79,]                    FALSE                    FALSE
##  [80,]                    FALSE                    FALSE
##  [81,]                    FALSE                    FALSE
##  [82,]                    FALSE                    FALSE
##  [83,]                    FALSE                    FALSE
##  [84,]                    FALSE                    FALSE
##  [85,]                    FALSE                    FALSE
##  [86,]                    FALSE                    FALSE
##  [87,]                    FALSE                    FALSE
##  [88,]                    FALSE                    FALSE
##  [89,]                    FALSE                    FALSE
##  [90,]                    FALSE                    FALSE
##  [91,]                    FALSE                    FALSE
##  [92,]                    FALSE                    FALSE
##  [93,]                    FALSE                    FALSE
##  [94,]                    FALSE                    FALSE
##  [95,]                    FALSE                    FALSE
##  [96,]                    FALSE                    FALSE
##  [97,]                    FALSE                    FALSE
##  [98,]                    FALSE                    FALSE
##  [99,]                    FALSE                    FALSE
## [100,]                    FALSE                    FALSE
##        X2015.Tonnage..Millions. X2016.Tonnage..Millions. X2015.Ranking
##   [1,]                    FALSE                    FALSE         FALSE
##   [2,]                    FALSE                    FALSE          TRUE
##   [3,]                    FALSE                    FALSE         FALSE
##   [4,]                    FALSE                    FALSE         FALSE
##   [5,]                    FALSE                    FALSE         FALSE
##   [6,]                    FALSE                    FALSE         FALSE
##   [7,]                    FALSE                    FALSE         FALSE
##   [8,]                    FALSE                    FALSE         FALSE
##   [9,]                    FALSE                    FALSE         FALSE
##  [10,]                    FALSE                    FALSE         FALSE
##  [11,]                    FALSE                    FALSE         FALSE
##  [12,]                    FALSE                    FALSE         FALSE
##  [13,]                    FALSE                    FALSE         FALSE
##  [14,]                    FALSE                    FALSE         FALSE
##  [15,]                    FALSE                    FALSE         FALSE
##  [16,]                    FALSE                    FALSE         FALSE
##  [17,]                    FALSE                    FALSE         FALSE
##  [18,]                    FALSE                    FALSE         FALSE
##  [19,]                    FALSE                    FALSE         FALSE
##  [20,]                    FALSE                    FALSE         FALSE
##  [21,]                    FALSE                    FALSE         FALSE
##  [22,]                    FALSE                    FALSE         FALSE
##  [23,]                    FALSE                    FALSE         FALSE
##  [24,]                    FALSE                    FALSE         FALSE
##  [25,]                    FALSE                    FALSE         FALSE
##  [26,]                    FALSE                    FALSE         FALSE
##  [27,]                    FALSE                    FALSE         FALSE
##  [28,]                    FALSE                    FALSE         FALSE
##  [29,]                    FALSE                    FALSE         FALSE
##  [30,]                    FALSE                    FALSE         FALSE
##  [31,]                    FALSE                    FALSE         FALSE
##  [32,]                    FALSE                    FALSE         FALSE
##  [33,]                    FALSE                    FALSE         FALSE
##  [34,]                    FALSE                    FALSE         FALSE
##  [35,]                    FALSE                    FALSE         FALSE
##  [36,]                    FALSE                    FALSE         FALSE
##  [37,]                    FALSE                    FALSE         FALSE
##  [38,]                    FALSE                    FALSE         FALSE
##  [39,]                    FALSE                    FALSE         FALSE
##  [40,]                    FALSE                    FALSE         FALSE
##  [41,]                    FALSE                    FALSE         FALSE
##  [42,]                    FALSE                    FALSE         FALSE
##  [43,]                    FALSE                    FALSE         FALSE
##  [44,]                    FALSE                    FALSE         FALSE
##  [45,]                    FALSE                    FALSE         FALSE
##  [46,]                    FALSE                    FALSE         FALSE
##  [47,]                    FALSE                    FALSE         FALSE
##  [48,]                    FALSE                    FALSE         FALSE
##  [49,]                    FALSE                    FALSE         FALSE
##  [50,]                    FALSE                    FALSE         FALSE
##  [51,]                    FALSE                    FALSE         FALSE
##  [52,]                    FALSE                    FALSE         FALSE
##  [53,]                    FALSE                    FALSE         FALSE
##  [54,]                    FALSE                    FALSE         FALSE
##  [55,]                    FALSE                    FALSE         FALSE
##  [56,]                    FALSE                    FALSE         FALSE
##  [57,]                    FALSE                    FALSE         FALSE
##  [58,]                    FALSE                    FALSE         FALSE
##  [59,]                    FALSE                    FALSE          TRUE
##  [60,]                    FALSE                    FALSE          TRUE
##  [61,]                    FALSE                    FALSE         FALSE
##  [62,]                    FALSE                    FALSE         FALSE
##  [63,]                    FALSE                    FALSE         FALSE
##  [64,]                    FALSE                    FALSE         FALSE
##  [65,]                    FALSE                    FALSE         FALSE
##  [66,]                    FALSE                    FALSE         FALSE
##  [67,]                    FALSE                    FALSE         FALSE
##  [68,]                    FALSE                    FALSE         FALSE
##  [69,]                    FALSE                    FALSE         FALSE
##  [70,]                    FALSE                    FALSE          TRUE
##  [71,]                    FALSE                    FALSE         FALSE
##  [72,]                    FALSE                    FALSE         FALSE
##  [73,]                    FALSE                    FALSE          TRUE
##  [74,]                    FALSE                    FALSE         FALSE
##  [75,]                    FALSE                    FALSE         FALSE
##  [76,]                    FALSE                    FALSE         FALSE
##  [77,]                    FALSE                    FALSE         FALSE
##  [78,]                    FALSE                    FALSE         FALSE
##  [79,]                    FALSE                    FALSE         FALSE
##  [80,]                    FALSE                    FALSE         FALSE
##  [81,]                    FALSE                    FALSE         FALSE
##  [82,]                    FALSE                    FALSE         FALSE
##  [83,]                    FALSE                    FALSE         FALSE
##  [84,]                    FALSE                    FALSE         FALSE
##  [85,]                    FALSE                    FALSE         FALSE
##  [86,]                    FALSE                    FALSE         FALSE
##  [87,]                    FALSE                    FALSE         FALSE
##  [88,]                    FALSE                    FALSE         FALSE
##  [89,]                    FALSE                    FALSE         FALSE
##  [90,]                    FALSE                    FALSE          TRUE
##  [91,]                    FALSE                    FALSE         FALSE
##  [92,]                    FALSE                    FALSE         FALSE
##  [93,]                    FALSE                    FALSE         FALSE
##  [94,]                    FALSE                    FALSE         FALSE
##  [95,]                    FALSE                    FALSE         FALSE
##  [96,]                    FALSE                    FALSE          TRUE
##  [97,]                    FALSE                    FALSE         FALSE
##  [98,]                    FALSE                    FALSE         FALSE
##  [99,]                    FALSE                    FALSE          TRUE
## [100,]                    FALSE                    FALSE          TRUE
##        X2016.Ranking
##   [1,]         FALSE
##   [2,]         FALSE
##   [3,]         FALSE
##   [4,]         FALSE
##   [5,]         FALSE
##   [6,]          TRUE
##   [7,]         FALSE
##   [8,]         FALSE
##   [9,]         FALSE
##  [10,]         FALSE
##  [11,]         FALSE
##  [12,]          TRUE
##  [13,]         FALSE
##  [14,]         FALSE
##  [15,]         FALSE
##  [16,]         FALSE
##  [17,]         FALSE
##  [18,]         FALSE
##  [19,]         FALSE
##  [20,]         FALSE
##  [21,]         FALSE
##  [22,]         FALSE
##  [23,]         FALSE
##  [24,]         FALSE
##  [25,]         FALSE
##  [26,]         FALSE
##  [27,]         FALSE
##  [28,]         FALSE
##  [29,]         FALSE
##  [30,]         FALSE
##  [31,]         FALSE
##  [32,]         FALSE
##  [33,]         FALSE
##  [34,]         FALSE
##  [35,]         FALSE
##  [36,]         FALSE
##  [37,]         FALSE
##  [38,]         FALSE
##  [39,]         FALSE
##  [40,]         FALSE
##  [41,]         FALSE
##  [42,]         FALSE
##  [43,]         FALSE
##  [44,]         FALSE
##  [45,]         FALSE
##  [46,]         FALSE
##  [47,]         FALSE
##  [48,]         FALSE
##  [49,]         FALSE
##  [50,]         FALSE
##  [51,]         FALSE
##  [52,]         FALSE
##  [53,]         FALSE
##  [54,]         FALSE
##  [55,]         FALSE
##  [56,]         FALSE
##  [57,]         FALSE
##  [58,]         FALSE
##  [59,]         FALSE
##  [60,]         FALSE
##  [61,]         FALSE
##  [62,]         FALSE
##  [63,]         FALSE
##  [64,]         FALSE
##  [65,]         FALSE
##  [66,]         FALSE
##  [67,]         FALSE
##  [68,]         FALSE
##  [69,]         FALSE
##  [70,]         FALSE
##  [71,]         FALSE
##  [72,]         FALSE
##  [73,]         FALSE
##  [74,]         FALSE
##  [75,]         FALSE
##  [76,]         FALSE
##  [77,]         FALSE
##  [78,]         FALSE
##  [79,]         FALSE
##  [80,]         FALSE
##  [81,]         FALSE
##  [82,]         FALSE
##  [83,]         FALSE
##  [84,]         FALSE
##  [85,]         FALSE
##  [86,]         FALSE
##  [87,]         FALSE
##  [88,]         FALSE
##  [89,]         FALSE
##  [90,]         FALSE
##  [91,]         FALSE
##  [92,]         FALSE
##  [93,]         FALSE
##  [94,]         FALSE
##  [95,]         FALSE
##  [96,]         FALSE
##  [97,]         FALSE
##  [98,]         FALSE
##  [99,]         FALSE
## [100,]         FALSE
sum(is.na(globst))
## [1] 11
mean(is.na(globst))
## [1] 0.011
#Displaying column names in a dataset
names(globst)
##  [1] "Companies"                "Headquarters"            
##  [3] "X2011.Tonnage..Millions." "X2012.Tonnage..Millions."
##  [5] "X2013.Tonnage..Millions." "X2014.Tonnage..Millions."
##  [7] "X2015.Tonnage..Millions." "X2016.Tonnage..Millions."
##  [9] "X2015.Ranking"            "X2016.Ranking"
#Finding the sum of 2011 tonnage produced by different headquarters
sum(globst$"X2011.Tonnage..Millions.")
## [1] 1104.03
#Sorting the headquarters of different companies
globst[order(-globst$X2011.Tonnage..Millions.),]
##                                                       Companies  Headquarters
## 1                                                ArcelorMittal     Luxembourg
## 2   China Baowu Group (merger of Baosteel Group and Wuhan Group         China
## 3                                                    HBIS Group         China
## 6                                                Baosteel Group         China
## 5                                                         POSCO   South Korea
## 12                                            Wuhan Steel Group         China
## 4                   Nippon Steel and Sumitomo Metal Corporation         Japan
## 7                                                 Shagang Group         China
## 10                                               Shougang Group         China
## 9                                         JFE Steel Corporation         Japan
## 8                                                 Ansteel Group         China
## 13                                         Shandong Steel Group         China
## 11                                             Tata Steel Group         India
## 26                              United States Steel Corporation           USA
## 20                                                  Gerdau S.A.        Brazil
## 14                                            Nucor Corporation           USA
## 17                                                 thyssenkrupp       Germany
## 30                                                        EVRAZ        Russia
## 16                                               Maanshan Steel         China
## 24                                                  Benxi Steel         China
## 15                                        Hyundai Steel Company   South Korea
## 22                                                  Valin Group         China
## 33                                                    Severstal        Russia
## 39                                        Metinvest Holding LLC       Ukraine
## 21                                      China Steel Corporation Taiwan, China
## 25                                Steel Authority of India Ltd.         India
## 27                                                       IMIDRO          Iran
## 19                                               Jianlong Group         China
## 31                              Magnitogorsk Iron & Steel Works        Russia
## 18                                            Novolipetsk Steel        Russia
## 28                                                 Rizhao Steel         China
## 32                                                 Baotou Steel         China
## 65                                                Jiuquan Steel         China
## 40                                                Taiyuan Steel         China
## 48                                                Techint Group     Argentina
## 37                                                 Anyang Steel         China
## 35                                                  Jinxi Steel         China
## 45                                                  Xinyu Steel         China
## 41                                               Zongheng Steel         China
## 54                                                Guofeng Steel         China
## 53                                            CELSA Steel Group         Spain
## 49                                            voestalpine Group       Austria
## 44                                                Nanjing Steel         China
## 43                                                Erdemir Group        Turkey
## 52                                             Kobe Steel, Ltd.         Japan
## 23                                            JSW Steel Limited         India
## 42                                                 Zenith Steel         China
## 80                     Usinas Siderìrgicas de Minas Gerais S.A.        Brazil
## 50                                            Essar Steel Group         India
## 46                                  CITIC Pacific Special Steel         China
## 64                                      BlueScope Steel Limited     Australia
## 36                                                 Jingye Steel         China
## 74                             Metalloinvest Management Company        Russia
## 38                                                Sanming Steel         China
## 47                                                         SSAB        Sweden
## 55                          Salzgitter AG Stahl und Technologie       Germany
## 68                                       Saudi Iron & Steel Co.           KSA
## 51                                                Shaanxi Steel         China
## 81                               Companhia Siderìrgica Nacional        Brazil
## 71                                                 Puyang Steel         China
## 84                                                    Ezz Steel         Egypt
## 75                       Altos Hornos de M_xico, S.A.B. de C.V.        Mexico
## 85    Nisshin Steel Co., Ltd. (acquired by NSSMC in March 2017)         Japan
## 92                                              Xinxing Ductile         China
## 61                                               Hangzhou Steel         China
## 77                                               Hangzhou Steel         China
## 72                                               Lingyuan Steel         China
## 83                                                 Delong Steel         China
## 89                                                Qianjin Steel         China
## 82                      Rashtriya Ispat Nigam Ltd (VIZAG Steel)         India
## 78                                                 Yuanli Group         China
## 94                                 Dongkuk Steel Mill Co., Ltd.   South Korea
## 98                                                 Ganglu Steel         China
## 88                                              Rockcheck Steel         China
## 87                                        Shiheng Special Steel         China
## 29                                                 Fangda Steel         China
## 91                                   Jindal Steel and Power Ltd         India
## 86                                                 Jiyuan Steel         China
## 95                                                Taishan Steel         China
## 62                                                Yingkou Plate         China
## 96                                                Outokumpu Oyj        Sweden
## 58                                                Donghai Steel         China
## 34                                                Liuzhou Steel         China
## 56                                                Ruifeng Steel         China
## 57                                         Binxin Special Steel         China
## 59                                                Tianjin Steel         China
## 60                                      Tsingshan Holding Group         China
## 63                                                     ILVA SpA         Italy
## 66                                                   RIVA Group    Luxembourg
## 67                                                  Yuhua Steel         China
## 69                                         AK Steel Corporation           USA
## 70                                                 Ji'nan Steel         China
## 73                                     Tianjin Metallurgy Group         China
## 76                            ISD (Industrial Union of Donbass)       Ukraine
## 79                                                       Mechel        Russia
## 90                                                Tianzhu Steel         China
## 93                                                Donghua Steel         China
## 97                                               Emirates Steel           UAE
## 99                                                Tranvic Steel         China
## 100                                             Tosyali Holding        Turkey
##     X2011.Tonnage..Millions. X2012.Tonnage..Millions. X2013.Tonnage..Millions.
## 1                      97.25                    93.58                    96.10
## 2                      81.02                    79.12                    83.22
## 3                      44.36                    42.84                    45.79
## 6                      43.34                    42.70                    43.91
## 5                      39.12                    39.88                    38.42
## 12                     37.68                    36.42                    39.31
## 4                      33.39                    47.86                    50.13
## 7                      31.92                    32.31                    35.08
## 10                     30.04                    31.42                    31.52
## 9                      29.90                    30.41                    31.16
## 8                      29.75                    30.23                    33.69
## 13                     24.02                    23.01                    22.79
## 11                     23.82                    22.97                    25.27
## 26                     21.99                    21.44                    20.38
## 20                     20.50                    19.81                    18.97
## 14                     19.89                    20.13                    20.16
## 17                     17.94                    14.46                    15.86
## 30                     16.77                    15.95                    16.11
## 16                     16.68                    17.34                    18.79
## 24                     16.49                    15.08                    16.83
## 15                     16.29                    17.12                    17.30
## 22                     15.89                    14.11                    14.99
## 33                     15.29                    15.14                    15.69
## 39                     14.38                    14.34                    14.29
## 21                     14.01                    12.73                    14.29
## 25                     13.50                    13.50                    13.52
## 27                     12.58                    13.61                    14.29
## 19                     12.36                    13.76                    14.30
## 31                     12.20                    13.04                    11.94
## 18                     12.11                    14.92                    15.47
## 28                     11.20                    13.22                    12.68
## 32                     10.22                    10.19                    10.69
## 65                     10.22                    10.10                    11.16
## 40                      9.90                    10.13                     9.99
## 48                      9.53                     8.71                     9.00
## 37                      9.38                     7.74                    10.32
## 35                      9.04                     9.10                     8.75
## 45                      8.72                     8.66                     8.50
## 41                      8.65                     9.11                    10.19
## 54                      8.21                     7.98                     8.06
## 53                      7.84                     7.62                     6.99
## 49                      7.67                     7.36                     8.02
## 44                      7.65                     7.18                     6.05
## 43                      7.47                     7.87                     8.27
## 52                      7.39                     7.09                     7.53
## 23                      7.01                     8.48                    11.80
## 42                      7.01                     7.57                     8.51
## 80                      6.84                     7.16                     6.86
## 50                      6.82                     6.70                     6.09
## 46                      6.73                     6.62                     7.66
## 64                      6.00                     4.23                     4.20
## 36                      5.83                     7.30                     9.69
## 74                      5.82                     5.61                     4.68
## 38                      5.72                     6.95                     8.22
## 47                      5.67                     5.25                     5.57
## 55                      5.66                     6.09                     5.58
## 68                      5.28                     5.20                     5.47
## 51                      5.20                     6.65                     8.00
## 81                      4.87                     4.64                     4.48
## 71                      4.53                     4.35                     3.40
## 84                      4.32                     4.56                     4.33
## 75                      3.81                     3.88                     4.16
## 85                      3.76                     3.81                     3.70
## 92                      3.76                     4.36                     3.65
## 61                      3.65                     3.25                     3.43
## 77                      3.65                     3.25                     3.43
## 72                      3.59                     3.56                     5.21
## 83                      3.57                     3.75                     3.63
## 89                      3.54                     3.43                     3.46
## 82                      3.19                     3.11                     3.11
## 78                      3.11                     3.49                     3.82
## 94                      3.07                     3.31                     3.33
## 98                      3.01                     3.06                     3.10
## 88                      2.99                     3.22                     3.30
## 87                      2.81                     2.96                     3.07
## 29                      2.62                     3.28                    13.16
## 91                      2.62                     2.73                     2.87
## 86                      2.61                     3.25                     3.50
## 95                      2.53                     2.81                     3.02
## 62                      2.21                     2.25                     3.33
## 96                      1.68                     1.68                     2.97
## 58                      1.37                     2.31                     3.88
## 34                      0.00                     0.00                     0.00
## 56                      0.00                     0.00                     3.36
## 57                      0.00                     0.00                     3.14
## 59                      0.00                     0.00                     0.00
## 60                      0.00                     0.00                     0.00
## 63                      0.00                     0.00                     5.68
## 66                      0.00                     0.00                     7.59
## 67                      0.00                     0.00                     0.00
## 69                      0.00                     0.00                     0.00
## 70                      0.00                     0.00                     0.00
## 73                      0.00                     0.00                     0.00
## 76                      0.00                     8.49                     7.94
## 79                      0.00                     6.53                     4.65
## 90                      0.00                     0.00                     0.00
## 93                      0.00                     0.00                     2.70
## 97                      0.00                     2.38                     2.88
## 99                      0.00                     0.00                     0.00
## 100                     0.00                     0.00                     0.00
##     X2014.Tonnage..Millions. X2015.Tonnage..Millions. X2016.Tonnage..Millions.
## 1                      98.09                    97.14                    95.45
## 2                      76.40                    60.71                    63.81
## 3                      47.09                    47.75                    46.18
## 6                      43.35                    34.94                     0.00
## 5                      41.59                    41.97                    41.56
## 12                     33.05                    25.78                     0.00
## 4                      49.30                    46.37                    46.16
## 7                      35.33                    34.21                    33.25
## 10                     30.78                    28.55                    26.80
## 9                      31.41                    29.83                    30.29
## 8                      34.35                    32.50                    33.19
## 13                     23.34                    21.69                    23.02
## 11                     26.20                    26.31                    24.49
## 26                     19.73                    14.52                    14.22
## 20                     19.00                    17.03                    15.95
## 14                     21.41                    19.62                    21.95
## 17                     17.23                    17.34                    17.24
## 30                     15.54                    14.35                    13.53
## 16                     18.90                    18.82                    18.63
## 24                     16.26                    14.99                    14.40
## 15                     20.58                    20.48                    20.09
## 22                     15.38                    14.87                    15.48
## 33                     14.23                    11.45                    11.63
## 39                     11.18                     9.65                    10.34
## 21                     15.40                    14.82                    15.52
## 25                     13.56                    14.34                    14.38
## 27                     14.42                    14.10                    14.02
## 19                     15.26                    15.14                    16.45
## 31                     13.03                    12.24                    12.54
## 18                     16.11                    16.05                    16.64
## 28                     11.40                    14.00                    13.86
## 32                     10.72                    11.86                    12.30
## 65                     10.34                     7.69                     5.50
## 40                     10.72                    10.26                    10.28
## 48                      9.38                     8.40                     7.98
## 37                     10.89                    10.74                    10.48
## 35                      9.12                     9.77                    11.05
## 45                      8.82                     8.64                     8.57
## 41                     10.32                    10.38                    10.23
## 54                      8.40                     8.29                     6.90
## 53                      7.03                     7.08                     6.94
## 49                      7.95                     7.76                     7.47
## 44                      8.04                     8.59                     9.01
## 43                      8.49                     8.93                     9.18
## 52                      7.57                     7.52                     7.26
## 23                     12.72                    12.42                    14.91
## 42                      9.01                     9.08                     9.24
## 80                      6.05                     5.01                     4.06
## 50                      5.50                     5.66                     7.45
## 46                      7.93                     7.61                     8.40
## 64                      4.10                     4.52                     5.63
## 36                     10.54                    11.32                    11.01
## 74                      4.50                     4.50                     4.66
## 38                      9.21                     9.58                    10.39
## 47                      8.07                     7.59                     7.99
## 55                      5.74                     6.65                     6.80
## 68                      6.29                     5.23                     5.27
## 51                      7.91                     7.47                     7.30
## 81                      5.41                     5.16                     4.06
## 71                      3.30                     3.55                     4.96
## 84                      4.01                     3.28                     3.66
## 75                      4.42                     4.46                     4.65
## 85                      4.07                     3.82                     3.65
## 92                      3.27                     3.83                     3.48
## 61                      3.60                     7.12                     4.50
## 77                      3.60                     7.12                     4.50
## 72                      5.14                     4.64                     4.88
## 83                      3.31                     3.31                     3.69
## 89                      3.09                     3.65                     3.49
## 82                      3.28                     3.64                     3.82
## 78                      4.29                     4.39                     4.39
## 94                      3.04                     3.32                     3.29
## 98                      3.07                     3.07                     3.07
## 88                      3.59                     3.55                     3.51
## 87                      3.16                     3.14                     3.54
## 29                     13.64                    13.21                    13.68
## 91                      2.95                     3.08                     3.48
## 86                      3.55                     3.41                     3.60
## 95                      3.12                     3.26                     3.28
## 62                      4.70                     5.68                     5.78
## 96                      3.41                     2.71                     3.20
## 58                      4.36                     3.30                     5.90
## 34                     11.39                    10.83                    11.05
## 56                      5.03                     6.29                     6.26
## 57                      3.12                     4.48                     6.06
## 59                      0.00                     5.94                     5.82
## 60                      0.00                     0.00                     5.80
## 63                      6.22                     4.76                     5.67
## 66                      7.76                     6.21                     5.47
## 67                      4.60                     4.60                     5.42
## 69                      5.95                     6.17                     5.05
## 70                      0.00                     4.49                     5.01
## 73                      0.00                     5.69                     4.88
## 76                      6.03                     4.80                     4.61
## 79                      4.27                     4.32                     4.19
## 90                      0.00                     3.09                     3.49
## 93                      3.38                     3.27                     3.30
## 97                      2.39                     3.01                     3.15
## 99                      2.63                     2.66                     3.02
## 100                     0.00                     0.00                     3.00
##     X2015.Ranking X2016.Ranking
## 1               1             1
## 2              NA             2
## 3               2             3
## 6               5            NA
## 5               4             5
## 12             11            NA
## 4               3             4
## 7               6             6
## 10              9             9
## 9               8             8
## 8               7             7
## 13             12            11
## 11             10            10
## 26             24            24
## 20             17            18
## 14             14            12
## 17             16            15
## 30             25            28
## 16             15            14
## 24             21            22
## 15             13            13
## 22             22            20
## 33             33            31
## 39             40            37
## 21             23            19
## 25             26            23
## 27             27            25
## 19             20            17
## 31             31            29
## 18             19            16
## 28             28            26
## 32             32            30
## 65             49            63
## 40             38            38
## 48             46            46
## 37             36            35
## 35             39            33
## 45             44            43
## 41             37            39
## 54             47            52
## 53             55            51
## 49             48            47
## 44             45            42
## 43             43            41
## 52             52            50
## 23             30            21
## 42             42            40
## 80             64            78
## 50             61            48
## 46             50            44
## 64             69            62
## 36             34            34
## 74             70            72
## 38             41            36
## 47             51            45
## 55             56            53
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## 51             53            49
## 81             63            79
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## 75             72            73
## 85             77            83
## 92             76            90
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## 72             67            70
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## 89             78            87
## 82             79            80
## 78             73            76
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## 98             93            96
## 88             82            86
## 87             90            85
## 29             29            27
## 91             92            89
## 86             83            84
## 95             89            93
## 62             60            60
## 96             NA            94
## 58             86            56
## 34             35            32
## 56             57            54
## 57             71            55
## 59             NA            57
## 60             NA            58
## 63             66            61
## 66             58            64
## 67             68            65
## 69             59            67
## 70             NA            68
## 73             NA            71
## 76             65            74
## 79             74            77
## 90             NA            88
## 93             88            91
## 97             94            95
## 99             NA            97
## 100            NA            98
# Finding total tonnage of steel produced between 2011-2016 by headquarters
globst<-aggregate(x = globst$X2011.Tonnage..Millions.,globst$X2012.Tonnage..Millions.,globst$X2013.Tonnage..Millions.,globst$X2014.Tonnage..Millions.,globst$X2015.Tonnage..Millions.,globst$X2016.Tonnage..Millions., # Specify data column
by = list(globst$Headquarters), # Specify group indicator
FUN = sum)
globst
##          Group.1       x
## 1      Argentina 5975.18
## 2      Australia 5971.65
## 3        Austria 5973.32
## 4         Brazil 5997.86
## 5          China 6522.43
## 6          Egypt 5969.97
## 7        Germany 5989.25
## 8          India 6022.61
## 9           Iran 5978.23
## 10         Italy 5965.65
## 11         Japan 6040.09
## 12           KSA 5970.93
## 13    Luxembourg 6062.90
## 14        Mexico 5969.46
## 15        Russia 6027.84
## 16   South Korea 6024.13
## 17         Spain 5973.49
## 18        Sweden 5973.00
## 19 Taiwan, China 5979.66
## 20        Turkey 5973.12
## 21           UAE 5965.65
## 22       Ukraine 5980.03
## 23           USA 6007.53
# plotting the barchart of different headquarters production
ggplot(data=globst, aes(x=Group.1, y=x)) +
geom_bar(stat="identity", width=0.5)

# plotting the piechart of different headquarters production
pie = ggplot(globst, aes(x="", y=x, fill=Group.1)) + geom_bar(stat="identity", width=1)
pie_chart<- pie + coord_polar("y", start=0) 
pie_chart