library(readr)
agr_land = read_csv("agricultural_land.csv")
## Rows: 266 Columns: 59
## ── Column specification ────────────────────────────────────────────────────────
## Delimiter: ","
## chr  (1): Country Name
## dbl (58): 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, ...
## 
## ℹ Use `spec()` to retrieve the full column specification for this data.
## ℹ Specify the column types or set `show_col_types = FALSE` to quiet this message.

Data Summary

summary(agr_land)
##  Country Name            1961              1962              1963        
##  Length:266         Min.   : 0.2628   Min.   : 0.2692   Min.   : 0.2628  
##  Class :character   1st Qu.:19.4833   1st Qu.:19.5038   1st Qu.:19.4688  
##  Mode  :character   Median :34.9276   Median :35.1086   Median :35.5682  
##                     Mean   :35.6881   Mean   :35.7259   Mean   :35.8865  
##                     3rd Qu.:51.2212   3rd Qu.:51.3026   3rd Qu.:51.3266  
##                     Max.   :93.4407   Max.   :92.8408   Max.   :92.2237  
##                     NA's   :44        NA's   :44        NA's   :44       
##       1964              1965              1966              1967        
##  Min.   : 0.2949   Min.   : 0.3013   Min.   : 0.2821   Min.   : 0.2756  
##  1st Qu.:19.4937   1st Qu.:19.8243   1st Qu.:19.8243   1st Qu.:19.8243  
##  Median :35.8167   Median :35.8870   Median :35.8255   Median :35.9245  
##  Mean   :35.9758   Mean   :36.0919   Mean   :36.1553   Mean   :36.1934  
##  3rd Qu.:51.3266   3rd Qu.:51.3266   3rd Qu.:51.9907   3rd Qu.:51.6480  
##  Max.   :91.8981   Max.   :91.2639   Max.   :90.9325   Max.   :90.5552  
##  NA's   :44        NA's   :44        NA's   :44        NA's   :44       
##       1968              1969              1970              1971        
##  Min.   : 0.2756   Min.   : 0.3013   Min.   : 0.3077   Min.   : 0.3333  
##  1st Qu.:19.8243   1st Qu.:19.8167   1st Qu.:19.8144   1st Qu.:19.8953  
##  Median :36.2749   Median :36.4729   Median :36.5015   Median :36.8581  
##  Mean   :36.2628   Mean   :36.3656   Mean   :36.2802   Mean   :36.2528  
##  3rd Qu.:51.7917   3rd Qu.:51.4263   3rd Qu.:51.3266   3rd Qu.:51.2054  
##  Max.   :90.5552   Max.   :90.5353   Max.   :90.5559   Max.   :90.5552  
##  NA's   :44        NA's   :44        NA's   :44        NA's   :44       
##       1972              1973             1974              1975        
##  Min.   : 0.3397   Min.   : 0.359   Min.   : 0.3654   Min.   : 0.3718  
##  1st Qu.:19.7761   1st Qu.:19.946   1st Qu.:19.9935   1st Qu.:20.0017  
##  Median :36.9200   Median :37.055   Median :37.0355   Median :37.0772  
##  Mean   :36.2634   Mean   :36.405   Mean   :36.3778   Mean   :36.3156  
##  3rd Qu.:51.3870   3rd Qu.:51.331   3rd Qu.:51.4068   3rd Qu.:52.0281  
##  Max.   :90.5552   Max.   :90.555   Max.   :90.5552   Max.   :90.5552  
##  NA's   :44        NA's   :44       NA's   :44        NA's   :44       
##       1976              1977             1978              1979        
##  Min.   : 0.3782   Min.   : 0.391   Min.   : 0.3974   Min.   : 0.4103  
##  1st Qu.:20.0182   1st Qu.:20.114   1st Qu.:20.1780   1st Qu.:20.0453  
##  Median :37.0048   Median :37.098   Median :37.2851   Median :37.4422  
##  Mean   :36.3832   Mean   :36.452   Mean   :36.5322   Mean   :36.5586  
##  3rd Qu.:52.4258   3rd Qu.:52.563   3rd Qu.:53.0990   3rd Qu.:52.9042  
##  Max.   :87.0758   Max.   :86.853   Max.   :86.6244   Max.   :86.3958  
##  NA's   :44        NA's   :44       NA's   :44        NA's   :44       
##       1980              1981             1982              1983        
##  Min.   : 0.4423   Min.   : 0.468   Min.   : 0.4808   Min.   : 0.4808  
##  1st Qu.:19.9959   1st Qu.:19.996   1st Qu.:19.9946   1st Qu.:19.9946  
##  Median :37.5177   Median :37.600   Median :37.7926   Median :37.1340  
##  Mean   :36.6103   Mean   :36.649   Mean   :36.6259   Mean   :36.6241  
##  3rd Qu.:52.9669   3rd Qu.:52.500   3rd Qu.:52.6494   3rd Qu.:52.5264  
##  Max.   :86.1673   Max.   :86.007   Max.   :85.8245   Max.   :85.6588  
##  NA's   :44        NA's   :44       NA's   :45        NA's   :45       
##       1984              1985              1986              1987        
##  Min.   : 0.4936   Min.   : 0.5192   Min.   : 0.5385   Min.   : 0.5641  
##  1st Qu.:19.9946   1st Qu.:20.0000   1st Qu.:20.0000   1st Qu.:20.4546  
##  Median :37.8744   Median :38.1651   Median :37.7708   Median :37.8466  
##  Mean   :36.8234   Mean   :36.9063   Mean   :36.9821   Mean   :37.0490  
##  3rd Qu.:52.3112   3rd Qu.:52.1798   3rd Qu.:51.2859   3rd Qu.:51.7984  
##  Max.   :85.4874   Max.   :85.3217   Max.   :85.1046   Max.   :84.8932  
##  NA's   :45        NA's   :45        NA's   :45        NA's   :45       
##       1988              1989              1990              1991        
##  Min.   : 0.5641   Min.   : 0.5641   Min.   : 0.5641   Min.   : 0.5705  
##  1st Qu.:20.6151   1st Qu.:20.5111   1st Qu.:20.6642   1st Qu.:20.4546  
##  Median :38.0108   Median :38.1087   Median :38.0607   Median :37.4183  
##  Mean   :37.1318   Mean   :37.1224   Mean   :36.8069   Mean   :36.4811  
##  3rd Qu.:51.8346   3rd Qu.:51.7171   3rd Qu.:51.4580   3rd Qu.:51.0064  
##  Max.   :84.7846   Max.   :84.6875   Max.   :85.2303   Max.   :85.2531  
##  NA's   :45        NA's   :45        NA's   :45        NA's   :41       
##       1992              1993              1994              1995        
##  Min.   : 0.5705   Min.   : 0.5705   Min.   : 0.5705   Min.   : 0.5705  
##  1st Qu.:21.9123   1st Qu.:22.5286   1st Qu.:21.9362   1st Qu.:22.0802  
##  Median :37.2298   Median :37.0370   Median :36.9420   Median :37.0370  
##  Mean   :37.4445   Mean   :37.5509   Mean   :37.3756   Mean   :37.4077  
##  3rd Qu.:52.4094   3rd Qu.:52.7094   3rd Qu.:52.1666   3rd Qu.:52.1336  
##  Max.   :85.2760   Max.   :85.3045   Max.   :85.3274   Max.   :85.3503  
##  NA's   :16        NA's   :13        NA's   :13        NA's   :13       
##       1996              1997              1998              1999        
##  Min.   : 0.5705   Min.   : 0.5641   Min.   : 0.5641   Min.   : 0.5641  
##  1st Qu.:22.3805   1st Qu.:22.6667   1st Qu.:22.8571   1st Qu.:22.6631  
##  Median :37.0370   Median :37.1843   Median :37.2746   Median :37.3944  
##  Mean   :37.4082   Mean   :37.4733   Mean   :37.4990   Mean   :37.5885  
##  3rd Qu.:52.1880   3rd Qu.:51.7491   3rd Qu.:51.8678   3rd Qu.:51.0660  
##  Max.   :85.3674   Max.   :85.3902   Max.   :85.4188   Max.   :85.4417  
##  NA's   :13        NA's   :13        NA's   :13        NA's   :13       
##       2000              2001              2002              2003       
##  Min.   : 0.5641   Min.   : 0.5513   Min.   : 0.4744   Min.   : 0.516  
##  1st Qu.:21.5490   1st Qu.:21.1527   1st Qu.:21.2382   1st Qu.:21.231  
##  Median :37.4373   Median :37.5669   Median :37.5229   Median :37.732  
##  Mean   :37.5481   Mean   :37.5136   Mean   :37.4950   Mean   :37.488  
##  3rd Qu.:51.8353   3rd Qu.:51.8523   3rd Qu.:51.0647   3rd Qu.:50.339  
##  Max.   :85.4645   Max.   :85.4874   Max.   :85.2645   Max.   :85.287  
##  NA's   :12        NA's   :12        NA's   :12        NA's   :12      
##       2004              2005              2006              2007        
##  Min.   : 0.4968   Min.   : 0.4667   Min.   : 0.4667   Min.   : 0.4487  
##  1st Qu.:21.2411   1st Qu.:21.3905   1st Qu.:21.2365   1st Qu.:21.3078  
##  Median :36.9876   Median :36.9717   Median :37.1232   Median :37.2093  
##  Mean   :37.3305   Mean   :37.2268   Mean   :37.1775   Mean   :37.1530  
##  3rd Qu.:50.4565   3rd Qu.:50.0817   3rd Qu.:49.5176   3rd Qu.:50.0000  
##  Max.   :84.7275   Max.   :84.7446   Max.   :83.9618   Max.   :83.1334  
##  NA's   :12        NA's   :12        NA's   :10        NA's   :9        
##       2008              2009              2010              2011        
##  Min.   : 0.4538   Min.   : 0.5154   Min.   : 0.5019   Min.   : 0.5128  
##  1st Qu.:21.3510   1st Qu.:21.9015   1st Qu.:22.1737   1st Qu.:22.4176  
##  Median :37.3105   Median :37.3914   Median :37.2674   Median :37.4105  
##  Mean   :37.2292   Mean   :37.2513   Mean   :37.2662   Mean   :37.3208  
##  3rd Qu.:49.6822   3rd Qu.:49.7584   3rd Qu.:49.0253   3rd Qu.:48.8629  
##  Max.   :83.8418   Max.   :84.6418   Max.   :82.4649   Max.   :82.9962  
##  NA's   :10        NA's   :10        NA's   :10        NA's   :8        
##       2012              2013              2014              2015        
##  Min.   : 0.4692   Min.   : 0.5333   Min.   : 0.5654   Min.   : 0.5577  
##  1st Qu.:22.5990   1st Qu.:21.9313   1st Qu.:22.1350   1st Qu.:22.7875  
##  Median :37.5964   Median :37.5479   Median :37.5404   Median :38.0324  
##  Mean   :37.3367   Mean   :37.2148   Mean   :37.1417   Mean   :37.2512  
##  3rd Qu.:48.9096   3rd Qu.:48.5086   3rd Qu.:48.6509   3rd Qu.:48.5951  
##  Max.   :81.3050   Max.   :81.9318   Max.   :81.6752   Max.   :81.6684  
##  NA's   :8         NA's   :8         NA's   :8         NA's   :8        
##       2016              2017              2018        
##  Min.   : 0.5577   Min.   : 0.5385   Min.   : 0.5385  
##  1st Qu.:22.7240   1st Qu.:22.7228   1st Qu.:22.7272  
##  Median :38.1027   Median :37.9813   Median :38.0247  
##  Mean   :37.2471   Mean   :37.2832   Mean   :37.2705  
##  3rd Qu.:48.5951   3rd Qu.:48.5469   3rd Qu.:48.5469  
##  Max.   :80.7647   Max.   :80.7694   Max.   :80.7693  
##  NA's   :8         NA's   :9         NA's   :9

Including Plots

land_total = colSums(agr_land[,-1],na.rm = TRUE)
year = c(1961:2018)
land_total = data.frame(year,land_total)
plot(land_total)