Input Data

data <- read_excel('~/data/final.xlsx')
glimpse(data)
## Rows: 206
## Columns: 7
## $ No                   <dbl> 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15…
## $ Company              <chr> "Alexandria Real Estate Equities, Inc.", "Boston …
## $ Symbols              <chr> "ARE", "BXP", "KRC", "VNO", "CUZ", "HIW", "OFC", …
## $ `Investment Sector`  <chr> "Equity", "Equity", "Equity", "Equity", "Equity",…
## $ `Property Sector`    <chr> "Office", "Office", "Office", "Office", "Office",…
## $ `Property Subsector` <chr> "Office", "Office", "Office", "Office", "Office",…
## $ `MKV(millions)`      <dbl> 23776.0, 10590.6, 4513.4, 3990.2, 3829.8, 2942.2,…

Question 2: Data wrangling

Q2.1: 2.1 Delete ‘No’ column. Rename column names of ‘Investment Sector’, ‘Property Sector’ and ‘Property Subsector’ to ‘Investment_Sector’, ‘Property_Sector’ and ‘Property_Subsector’. Also rename the column ‘MKV(millions)’ to ‘MKV_mio’.

colnames(data) <- c("No","Company","Symbols","Investment_Sector","Property_Sector","Property_Subsector", "MKV_mio")
data <- data %>% select(-"No")
data
## # A tibble: 206 × 6
##    Company                               Symbols Inves…¹ Prope…² Prope…³ MKV_mio
##    <chr>                                 <chr>   <chr>   <chr>   <chr>     <dbl>
##  1 Alexandria Real Estate Equities, Inc. ARE     Equity  Office  Office   23776 
##  2 Boston Properties, Inc.               BXP     Equity  Office  Office   10591.
##  3 Kilroy Realty Corporation             KRC     Equity  Office  Office    4513.
##  4 Vornado Realty Trust                  VNO     Equity  Office  Office    3990.
##  5 Cousins Properties Incorporated       CUZ     Equity  Office  Office    3830.
##  6 Highwoods Properties, Inc.            HIW     Equity  Office  Office    2942.
##  7 Corporate Office Properties Trust     OFC     Equity  Office  Office    2916.
##  8 Douglas Emmett, Inc                   DEI     Equity  Office  Office    2756.
##  9 Equity Commonwealth                   EQC     Equity  Office  Office    2732.
## 10 SL Green Realty Corp.                 SLG     Equity  Office  Office    2168.
## # … with 196 more rows, and abbreviated variable names ¹​Investment_Sector,
## #   ²​Property_Sector, ³​Property_Subsector

Q2.2: Convert the following columns into categorical data: ‘Investment_Sector’, ‘Property_Sector’ and ‘Property_Subsector’

dat_2 <- data %>% select(Symbols,Investment_Sector,Property_Sector,Property_Subsector,MKV_mio) %>% 
  mutate(Investment_Sector= as.factor(Investment_Sector)) %>% 
  mutate(Property_Sector= as.factor(Property_Sector)) %>% 
  mutate(Property_Subsector=as.factor(Property_Subsector))
head(dat_2)
## # A tibble: 6 × 5
##   Symbols Investment_Sector Property_Sector Property_Subsector MKV_mio
##   <chr>   <fct>             <fct>           <fct>                <dbl>
## 1 ARE     Equity            Office          Office              23776 
## 2 BXP     Equity            Office          Office              10591.
## 3 KRC     Equity            Office          Office               4513.
## 4 VNO     Equity            Office          Office               3990.
## 5 CUZ     Equity            Office          Office               3830.
## 6 HIW     Equity            Office          Office               2942.

Question 1: Unique Category

Q1.1: What are the unique categories of property sectors?

sector_cat <- data %>% pull(Property_Sector) %>% as.factor() %>% levels()
dat_1.1 <- as.tibble(sector_cat)
colnames(dat_1.1) <- c("Property Sector")
dat_1.1
## # A tibble: 13 × 1
##    `Property Sector`
##    <chr>            
##  1 Data Centers     
##  2 Diversified      
##  3 Health Care      
##  4 Industrial       
##  5 Infrastructure   
##  6 Lodging/Resorts  
##  7 Mortgage         
##  8 Office           
##  9 Residential      
## 10 Retail           
## 11 Self Storage     
## 12 Specialty        
## 13 Timber

Q1.2: What are the unique categories of property subsectors?

subsector_cat <- data %>% pull(Property_Subsector) %>% as.factor() %>% levels()
dat_1.2 <- as.tibble(subsector_cat)
colnames(dat_1.2) <- c("Property Subsector")
dat_1.2
## # A tibble: 18 × 1
##    `Property Subsector`
##    <chr>               
##  1 Apartments          
##  2 Commercial Financing
##  3 Data Centers        
##  4 Diversified         
##  5 Free Standing       
##  6 Health Care         
##  7 Home Financing      
##  8 Industrial          
##  9 Infrastructure      
## 10 Lodging/Resorts     
## 11 Manufactured Homes  
## 12 Office              
## 13 Regional Malls      
## 14 Self Storage        
## 15 Shopping Centers    
## 16 Single Family Homes 
## 17 Specialty           
## 18 Timber

Q1.3: Compute the number of firms in each property subsector and average MKV

MKV <- data %>% group_by(Property_Sector,Property_Subsector) %>%
  summarize(no_firms = length(Property_Subsector), avg_MKT= mean(MKV_mio)) %>% ungroup()
## `summarise()` has grouped output by 'Property_Sector'. You can override using
## the `.groups` argument.
MKV
## # A tibble: 18 × 4
##    Property_Sector Property_Subsector   no_firms avg_MKT
##    <chr>           <chr>                   <int>   <dbl>
##  1 Data Centers    Data Centers                2  44723.
##  2 Diversified     Diversified                15   1949.
##  3 Health Care     Health Care                15   6474.
##  4 Industrial      Industrial                 12  12655.
##  5 Infrastructure  Infrastructure              6  31458.
##  6 Lodging/Resorts Lodging/Resorts            16   2076.
##  7 Mortgage        Commercial Financing       19   1245.
##  8 Mortgage        Home Financing             25   1288.
##  9 Office          Office                     22   3152.
## 10 Residential     Apartments                 16   7301.
## 11 Residential     Manufactured Homes          3  10183.
## 12 Residential     Single Family Homes         2  14362.
## 13 Retail          Free Standing              12   6515.
## 14 Retail          Regional Malls              3  13908.
## 15 Retail          Shopping Centers           20   3160.
## 16 Self Storage    Self Storage                6  14941.
## 17 Specialty       Specialty                   9   8427.
## 18 Timber          Timber                      3  10395.

Question 3: Group analysis and plotting

Q3.1: Select firms with ‘Investment_Sector’ being equal to ‘Equity’.

dat_3.1 <- data %>% filter(Investment_Sector == "Equity")
dat_3.1
## # A tibble: 162 × 6
##    Company                               Symbols Inves…¹ Prope…² Prope…³ MKV_mio
##    <chr>                                 <chr>   <chr>   <chr>   <chr>     <dbl>
##  1 Alexandria Real Estate Equities, Inc. ARE     Equity  Office  Office   23776 
##  2 Boston Properties, Inc.               BXP     Equity  Office  Office   10591.
##  3 Kilroy Realty Corporation             KRC     Equity  Office  Office    4513.
##  4 Vornado Realty Trust                  VNO     Equity  Office  Office    3990.
##  5 Cousins Properties Incorporated       CUZ     Equity  Office  Office    3830.
##  6 Highwoods Properties, Inc.            HIW     Equity  Office  Office    2942.
##  7 Corporate Office Properties Trust     OFC     Equity  Office  Office    2916.
##  8 Douglas Emmett, Inc                   DEI     Equity  Office  Office    2756.
##  9 Equity Commonwealth                   EQC     Equity  Office  Office    2732.
## 10 SL Green Realty Corp.                 SLG     Equity  Office  Office    2168.
## # … with 152 more rows, and abbreviated variable names ¹​Investment_Sector,
## #   ²​Property_Sector, ³​Property_Subsector

Q3.2: Compute the sum of MKV by Property Sector.

dat_3.2 <- data %>% group_by(Property_Sector) %>% summarize(MKV=sum(MKV_mio)) %>% 
  ungroup() %>% mutate(MKV_text= scales::dollar(MKV))
dat_3.2
## # A tibble: 13 × 3
##    Property_Sector     MKV MKV_text
##    <chr>             <dbl> <chr>   
##  1 Data Centers     89445. $89,445 
##  2 Diversified      29235. $29,235 
##  3 Health Care      97112. $97,112 
##  4 Industrial      151856. $151,856
##  5 Infrastructure  188749. $188,749
##  6 Lodging/Resorts  33215. $33,215 
##  7 Mortgage         55861. $55,861 
##  8 Office           69345. $69,345 
##  9 Residential     176082. $176,082
## 10 Retail          183105. $183,105
## 11 Self Storage     89648. $89,648 
## 12 Specialty        75846. $75,846 
## 13 Timber           31185. $31,185

Q3.3:Plot the MKV by Property Sector.

dat_3.3 <- data %>% group_by(Property_Sector) %>% summarize(MKV= sum(MKV_mio)) %>%  ungroup() %>% mutate(MKV_text= scales::dollar(MKV))

dat_3.3 %>% ggplot(aes(x=MKV, y= reorder(Property_Sector,MKV))) + geom_col(fill="cyan4")+ geom_label(mapping = aes(label=MKV_text))+ 
  scale_x_continuous(labels= scales::dollar, limits = c(0,200000))+ theme_tq()+ scale_fill_tq()+
  labs(
    title="Market Value by Equity Property Sector($M)",
    x="Market Value", y="Property Sector")

Question 4: Download price from yahoo finance

Q4.1 Download each Symbol’s daily adjusted closing price from 2010/01/01 to 2022/12/31.

ticker <-lapply((data$Symbols),function(x){getSymbols(x, 
                                                from = "2010/01/01",
                                                to = "2022/12/31",
                                                periodicity = "daily", 
                                                src  = "yahoo",
                                                auto.assign = FALSE)})
names(ticker) <- data$Symbols
dat_4.1 <- lapply(ticker, Ad)
dat_4.1  <- do.call(merge, dat_4.1)
head(dat_4.1)
##            ARE.Adjusted BXP.Adjusted KRC.Adjusted VNO.Adjusted CUZ.Adjusted
## 2010-01-04     43.12879     43.64644     20.14190     29.86840     14.78186
## 2010-01-05     42.67408     44.30992     20.21481     29.64231     15.52095
## 2010-01-06     42.45012     44.51807     20.17503     29.52287     15.83215
## 2010-01-07     42.84375     44.71320     20.75165     29.97931     16.16280
## 2010-01-08     42.70123     44.13429     20.71188     29.64658     15.85160
## 2010-01-11     42.92520     44.34245     21.14269     29.74041     16.04609
##            HIW.Adjusted OFC.Adjusted DEI.Adjusted EQC.Adjusted SLG.Adjusted
## 2010-01-04     17.59738     20.52097     9.527956     13.40137     32.54272
## 2010-01-05     17.12442     20.82769     9.642672     13.54772     31.93751
## 2010-01-06     17.05375     20.95833     9.615680     13.79860     31.72467
## 2010-01-07     17.36905     20.86176     9.777626     13.81951     32.52942
## 2010-01-08     17.24946     20.76521     9.662912     13.56862     32.29665
## 2010-01-11     17.34731     20.87880     9.791122     13.65225     32.87526
##            HPP.Adjusted PGRE.Adjusted DEA.Adjusted PDM.Adjusted ESRT.Adjusted
## 2010-01-04           NA            NA           NA           NA            NA
## 2010-01-05           NA            NA           NA           NA            NA
## 2010-01-06           NA            NA           NA           NA            NA
## 2010-01-07           NA            NA           NA           NA            NA
## 2010-01-08           NA            NA           NA           NA            NA
## 2010-01-11           NA            NA           NA           NA            NA
##            BDN.Adjusted OPI.Adjusted ONL.Adjusted CIO.Adjusted FSP.Adjusted
## 2010-01-04     5.666383     31.71932           NA           NA     6.465183
## 2010-01-05     5.721836     31.33266           NA           NA     6.329948
## 2010-01-06     5.792413     31.52601           NA           NA     6.242700
## 2010-01-07     5.847867     31.59505           NA           NA     6.203436
## 2010-01-08     5.822661     31.73313           NA           NA     6.155448
## 2010-01-11     5.822661     31.70552           NA           NA     6.103098
##            CMCT.Adjusted NYC.Adjusted PLD.Adjusted REXR.Adjusted COLD.Adjusted
## 2010-01-04      17.09539           NA     16.94889            NA            NA
## 2010-01-05      16.89268           NA     17.19606            NA            NA
## 2010-01-06      16.78005           NA     17.04240            NA            NA
## 2010-01-07      16.75753           NA     17.18270            NA            NA
## 2010-01-08      16.89268           NA     17.13594            NA            NA
## 2010-01-11      17.88371           NA     17.15598            NA            NA
##            EGP.Adjusted FR.Adjusted STAG.Adjusted TRNO.Adjusted IIPR.Adjusted
## 2010-01-04     24.22865    4.254947            NA            NA            NA
## 2010-01-05     23.70249    4.340670            NA            NA            NA
## 2010-01-06     23.66446    4.231568            NA            NA            NA
## 2010-01-07     23.74052    4.325084            NA            NA            NA
## 2010-01-08     23.68982    4.231568            NA            NA            NA
## 2010-01-11     23.74052    4.348461            NA            NA            NA
##            LXP.Adjusted PLYM.Adjusted INDT.Adjusted ILPT.Adjusted KIM.Adjusted
## 2010-01-04     2.945247            NA      24.95744            NA     7.612265
## 2010-01-05     2.954567            NA      24.48541            NA     7.573256
## 2010-01-06     2.912625            NA      23.98764            NA     7.606692
## 2010-01-07     2.940587            NA      24.07346            NA     7.863033
## 2010-01-08     2.977869            NA      24.33951            NA     7.762725
## 2010-01-11     2.991850            NA      24.54549            NA     7.874182
##            REG.Adjusted FRT.Adjusted BRX.Adjusted KRG.Adjusted PECO.Adjusted
## 2010-01-04     21.17593     43.90084           NA     8.264448            NA
## 2010-01-05     21.32819     43.84844           NA     8.063854            NA
## 2010-01-06     21.35864     43.73056           NA     8.264448            NA
## 2010-01-07     21.52308     43.71745           NA     8.645575            NA
## 2010-01-08     21.48654     43.44237           NA     8.665637            NA
## 2010-01-11     21.80932     43.98599           NA     8.625517            NA
##            SITC.Adjusted SKT.Adjusted ROIC.Adjusted UE.Adjusted IVT.Adjusted
## 2010-01-04      8.401088     11.04945      6.406981          NA           NA
## 2010-01-05      8.328428     11.23726      6.444744          NA           NA
## 2010-01-06      8.174029     11.45352      6.451038          NA           NA
## 2010-01-07      8.537320     11.32547      6.469917          NA           NA
## 2010-01-08      8.455581     11.16612      6.476214          NA           NA
## 2010-01-11      8.510074     11.21734      6.457332          NA           NA
##            AKR.Adjusted ALEX.Adjusted BFS.Adjusted RPT.Adjusted UBA.Adjusted
## 2010-01-04     10.57934            NA     19.85815     5.038890     7.861881
## 2010-01-05     10.51697            NA     19.52818     4.846453     7.745224
## 2010-01-06     10.47954            NA     19.34819     4.750230     7.700384
## 2010-01-07     10.61678            NA     19.89415     4.760358     7.705536
## 2010-01-08     10.41717            NA     20.69208     4.704654     7.607608
## 2010-01-11     10.49202            NA     20.81207     4.699586     7.695230
##            WSR.Adjusted CTO.Adjusted UBP.Adjusted WHLR.Adjusted SPG.Adjusted
## 2010-01-04           NA     7.698834     7.444953            NA     43.83768
## 2010-01-05           NA     7.598242     7.479977            NA     43.53774
## 2010-01-06           NA     7.491223     7.398726            NA     43.04892
## 2010-01-07           NA     7.611083     7.271777            NA     43.60994
## 2010-01-08           NA     7.634625     7.124511            NA     42.56566
## 2010-01-11           NA     7.692416     7.205762            NA     42.60453
##            MAC.Adjusted CBL.Adjusted O.Adjusted STOR.Adjusted NNN.Adjusted
## 2010-01-04     17.52952           NA   13.90158            NA     11.36129
## 2010-01-05     17.32324           NA   14.13593            NA     11.32939
## 2010-01-06     16.77481           NA   14.12530            NA     11.43572
## 2010-01-07     16.84022           NA   14.42356            NA     11.48357
## 2010-01-08     16.52323           NA   14.62064            NA     11.31876
## 2010-01-11     16.56852           NA   14.50878            NA     11.38256
##            ADC.Adjusted SRC.Adjusted EPRT.Adjusted FCPT.Adjusted GTY.Adjusted
## 2010-01-04     12.18415           NA            NA            NA     12.00436
## 2010-01-05     12.10200           NA            NA            NA     11.79668
## 2010-01-06     11.94283           NA            NA            NA     11.77136
## 2010-01-07     11.99418           NA            NA            NA     11.82201
## 2010-01-08     11.87609           NA            NA            NA     11.80682
## 2010-01-11     11.88122           NA            NA            NA     11.79162
##            NTST.Adjusted RTL.Adjusted PSTL.Adjusted PINE.Adjusted AVB.Adjusted
## 2010-01-04            NA           NA            NA            NA     53.51211
## 2010-01-05            NA           NA            NA            NA     53.11013
## 2010-01-06            NA           NA            NA            NA     52.60926
## 2010-01-07            NA           NA            NA            NA     52.71470
## 2010-01-08            NA           NA            NA            NA     52.31932
## 2010-01-11            NA           NA            NA            NA     53.03762
##            EQR.Adjusted MAA.Adjusted ESS.Adjusted UDR.Adjusted CPT.Adjusted
## 2010-01-04     18.74069     29.83469     55.39895     10.28221     25.23881
## 2010-01-05     18.66775     29.80994     55.73421     10.26952     25.18405
## 2010-01-06     18.77436     29.90898     56.12312     10.19975     24.87991
## 2010-01-07     18.95391     30.05137     56.70650     10.27587     24.83123
## 2010-01-08     18.71264     29.85326     56.12312     10.07289     24.45408
## 2010-01-11     18.65653     30.00804     56.16335     10.14266     24.52709
##            AIRC.Adjusted IRT.Adjusted ELME.Adjusted VRE.Adjusted NXRT.Adjusted
## 2010-01-04            NA           NA      15.03765     21.16621            NA
## 2010-01-05            NA           NA      14.92768     21.75066            NA
## 2010-01-06            NA           NA      14.91668     21.99576            NA
## 2010-01-07            NA           NA      15.03215     22.36027            NA
## 2010-01-08            NA           NA      15.02665     22.28485            NA
## 2010-01-11            NA           NA      15.05964     22.58021            NA
##            AIV.Adjusted CSR.Adjusted BRT.Adjusted CLPR.Adjusted BHM.Adjusted
## 2010-01-04     1.145268     42.51284     3.557935            NA           NA
## 2010-01-05     1.173972     40.85773     3.536371            NA           NA
## 2010-01-06     1.194782     40.00651     3.514808            NA           NA
## 2010-01-07     1.238555     40.43212     3.521995            NA           NA
## 2010-01-08     1.209851     40.57398     3.529184            NA           NA
## 2010-01-11     1.219180     40.52670     3.543559            NA           NA
##            SUI.Adjusted ELS.Adjusted UMH.Adjusted INVH.Adjusted AMH.Adjusted
## 2010-01-04     11.28528     9.186096     3.902713            NA           NA
## 2010-01-05     11.22327     9.226365     3.856797            NA           NA
## 2010-01-06     11.56149     9.193421     3.810886            NA           NA
## 2010-01-07     11.56713     9.105569     3.806292            NA           NA
## 2010-01-08     11.57276     9.068962     3.810886            NA           NA
## 2010-01-11     11.57276     9.065298     3.865981            NA           NA
##            WPC.Adjusted BNL.Adjusted JBGS.Adjusted AAT.Adjusted GNL.Adjusted
## 2010-01-04     12.99001           NA            NA           NA           NA
## 2010-01-05     12.92435           NA            NA           NA           NA
## 2010-01-06     12.76022           NA            NA           NA           NA
## 2010-01-07     12.96186           NA            NA           NA           NA
## 2010-01-08     12.98532           NA            NA           NA           NA
## 2010-01-11     13.06504           NA            NA           NA           NA
##            SVC.Adjusted ALX.Adjusted AHH.Adjusted GOOD.Adjusted STAR.Adjusted
## 2010-01-04     10.68936     123.8201           NA      4.637638      1.876681
## 2010-01-05     10.86645     123.0840           NA      4.489704      1.985869
## 2010-01-06     10.93911     123.7543           NA      4.548189      2.122355
## 2010-01-07     11.05717     125.9707           NA      4.555068      2.320261
## 2010-01-08     11.19794     125.6993           NA      4.637638      2.313436
## 2010-01-11     11.37049     119.9546           NA      4.579153      2.361206
##            OLP.Adjusted MDV.Adjusted MDRR.Adjusted SQFT.Adjusted GIPR.Adjusted
## 2010-01-04     3.461108           NA            NA            NA            NA
## 2010-01-05     3.590164           NA            NA            NA            NA
## 2010-01-06     3.828725           NA            NA            NA            NA
## 2010-01-07     3.926497           NA            NA            NA            NA
## 2010-01-08     3.887388           NA            NA            NA            NA
## 2010-01-11     4.079020           NA            NA            NA            NA
##            HST.Adjusted RHP.Adjusted APLE.Adjusted PK.Adjusted SHO.Adjusted
## 2010-01-04     8.109558     11.65321            NA          NA     6.320421
## 2010-01-05     8.294801     11.57444            NA          NA     6.376478
## 2010-01-06     8.342829     11.91205            NA          NA     6.355457
## 2010-01-07     8.651568     11.90080            NA          NA     6.551658
## 2010-01-08     8.569238     12.16526            NA          NA     6.600707
## 2010-01-11     8.493765     12.41847            NA          NA     6.838949
##            PEB.Adjusted DRH.Adjusted RLJ.Adjusted XHR.Adjusted INN.Adjusted
## 2010-01-04     15.18675     5.927490           NA           NA           NA
## 2010-01-05     15.46417     6.201275           NA           NA           NA
## 2010-01-06     15.47128     6.187586           NA           NA           NA
## 2010-01-07     15.15830     6.303946           NA           NA           NA
## 2010-01-08     15.02314     6.139673           NA           NA           NA
## 2010-01-11     14.95913     6.365548           NA           NA           NA
##            CLDT.Adjusted HT.Adjusted BHR.Adjusted AHT.Adjusted SOHO.Adjusted
## 2010-01-04            NA    7.147985           NA     171.1183      1.246318
## 2010-01-05            NA    7.456851           NA     175.3521      1.252427
## 2010-01-06            NA    7.743652           NA     184.1726      1.246318
## 2010-01-07            NA    7.831898           NA     190.5234      1.289084
## 2010-01-08            NA    7.765713           NA     198.2854      1.374615
## 2010-01-11            NA    8.162826           NA     206.4004      1.545679
##            IHT.Adjusted PSA.Adjusted EXR.Adjusted CUBE.Adjusted LSI.Adjusted
## 2010-01-04     0.989080     50.30446     7.784089      4.678254     14.30293
## 2010-01-05     0.989080     50.71882     7.731719      4.772666     14.12296
## 2010-01-06     1.061673     50.41119     7.757905      4.720575     14.09496
## 2010-01-07     1.143340     50.34214     7.698982      4.733598     14.13895
## 2010-01-08     1.170563     49.42556     7.528767      4.661975     14.00296
## 2010-01-11     1.225008     49.76458     7.587687      4.753132     14.53492
##            NSA.Adjusted SELF.Adjusted WELL.Adjusted VTR.Adjusted PEAK.Adjusted
## 2010-01-04           NA      1.579438      23.64322     27.23343      14.20855
## 2010-01-05           NA      1.579438      23.97607     27.36535      14.17075
## 2010-01-06           NA      1.579438      23.85796     27.05751      14.08569
## 2010-01-07           NA      1.549230      23.90628     27.35906      14.27943
## 2010-01-08           NA      1.536284      23.65933     27.05751      14.37393
## 2010-01-11           NA      1.575123      23.71301     27.60407      14.53459
##            HR.Adjusted MPW.Adjusted OHI.Adjusted DOC.Adjusted SBRA.Adjusted
## 2010-01-04          NA     4.199804     7.588739           NA      9.662729
## 2010-01-05          NA     4.320753     7.716376           NA      9.798092
## 2010-01-06          NA     4.333263     7.700907           NA      9.558602
## 2010-01-07          NA     4.304069     7.708642           NA      9.798092
## 2010-01-08          NA     4.220657     7.673831           NA     10.100049
## 2010-01-11          NA     4.287387     7.693170           NA      9.860564
##            NHI.Adjusted CTRE.Adjusted LTC.Adjusted CHCT.Adjusted UHT.Adjusted
## 2010-01-04     17.45256            NA     13.60855            NA     16.86645
## 2010-01-05     17.30286            NA     13.39607            NA     16.86119
## 2010-01-06     16.81511            NA     13.59372            NA     16.79280
## 2010-01-07     16.72819            NA     13.82103            NA     16.95588
## 2010-01-08     16.78613            NA     13.67279            NA     16.98746
## 2010-01-11     16.81511            NA     13.32689            NA     16.92958
##            GMRE.Adjusted DHC.Adjusted WY.Adjusted RYN.Adjusted PCH.Adjusted
## 2010-01-04            NA     9.680446    10.53015     12.89141     16.03655
## 2010-01-05            NA     9.738517    10.75369     13.23563     16.10142
## 2010-01-06            NA     9.850203    10.63478     13.25086     16.30599
## 2010-01-07            NA     9.814464    10.58722     13.52197     16.35090
## 2010-01-08            NA     9.707249    10.48972     13.68951     16.30599
## 2010-01-11            NA     9.783194    10.55868     13.82049     16.19123
##            AMT.Adjusted CCI.Adjusted SBAC.Adjusted UNIT.Adjusted CORR.Adjusted
## 2010-01-04     35.16531     28.89672      34.27257            NA      13.35731
## 2010-01-05     35.74789     29.17394      35.09113            NA      13.77722
## 2010-01-06     35.93399     28.75811      35.02292            NA      14.03717
## 2010-01-07     35.83690     28.28391      35.51991            NA      14.31712
## 2010-01-08     35.90971     28.42253      35.55890            NA      14.89700
## 2010-01-11     35.58606     28.42982      35.80251            NA      14.99698
##            PW.Adjusted EQIX.Adjusted DLR.Adjusted VICI.Adjusted IRM.Adjusted
## 2010-01-04    9.308209      86.67096     29.50227            NA     9.347874
## 2010-01-05    9.370088      85.86405     29.69641            NA     9.376457
## 2010-01-06    9.325890      86.64724     29.29638            NA     9.678661
## 2010-01-07    9.370088      84.87521     29.55524            NA     9.833847
## 2010-01-08    9.591080      84.46381     29.88466            NA     9.862436
## 2010-01-11    9.440806      85.16001     29.73758            NA     9.935944
##            GLPI.Adjusted LAMR.Adjusted EPR.Adjusted OUT.Adjusted SAFE.Adjusted
## 2010-01-04            NA      21.30769     16.41337           NA            NA
## 2010-01-05            NA      21.82836     16.39940           NA            NA
## 2010-01-06            NA      22.26993     16.26894           NA            NA
## 2010-01-07            NA      21.85472     16.27826           NA            NA
## 2010-01-08            NA      21.83495     16.23633           NA            NA
## 2010-01-11            NA      21.78881     16.64166           NA            NA
##            FPI.Adjusted LAND.Adjusted NLY.Adjusted AGNC.Adjusted RITM.Adjusted
## 2010-01-04           NA            NA     14.15120      4.612729            NA
## 2010-01-05           NA            NA     14.15933      4.597187            NA
## 2010-01-06           NA            NA     14.24874      4.541924            NA
## 2010-01-07           NA            NA     14.15120      4.519470            NA
## 2010-01-08           NA            NA     14.24874      4.576462            NA
## 2010-01-11           NA            NA     14.31377      4.659359            NA
##            TWO.Adjusted CIM.Adjusted RC.Adjusted PMT.Adjusted FBRT.Adjusted
## 2010-01-04     11.96757     3.412804          NA     4.439287            NA
## 2010-01-05     11.95537     3.491968          NA     4.408532            NA
## 2010-01-06     11.83338     3.518355          NA     4.416223            NA
## 2010-01-07     11.95537     3.597518          NA     4.444415            NA
## 2010-01-08     11.95537     3.579927          NA     4.418784            NA
## 2010-01-11     11.89437     3.606314          NA     4.439287            NA
##            MFA.Adjusted NYMT.Adjusted RWT.Adjusted EFC.Adjusted ARR.Adjusted
## 2010-01-04     6.113247      1.241128     5.532669           NA     10.49986
## 2010-01-05     6.146204      1.244633     5.570772           NA     10.21338
## 2010-01-06     6.137962      1.232363     5.475513           NA     10.23830
## 2010-01-07     6.129726      1.228857     5.673652           NA     10.21338
## 2010-01-08     6.121485      1.204315     5.711757           NA     10.18847
## 2010-01-11     6.096769      1.174513     5.890843           NA     10.21338
##            DX.Adjusted IVR.Adjusted ORC.Adjusted AJX.Adjusted CHMI.Adjusted
## 2010-01-04    6.168888     43.91830           NA           NA            NA
## 2010-01-05    6.231906     43.70733           NA           NA            NA
## 2010-01-06    6.273915     43.82241           NA           NA            NA
## 2010-01-07    6.273915     43.05529           NA           NA            NA
## 2010-01-08    6.308929     42.95940           NA           NA            NA
## 2010-01-11    6.364947     41.23334           NA           NA            NA
##            AOMR.Adjusted MITT.Adjusted LFT.Adjusted EARN.Adjusted AAIC.Adjusted
## 2010-01-04            NA            NA           NA            NA      3.799235
## 2010-01-05            NA            NA           NA            NA      3.878787
## 2010-01-06            NA            NA           NA            NA      3.876376
## 2010-01-07            NA            NA           NA            NA      3.869145
## 2010-01-08            NA            NA           NA            NA      3.881198
## 2010-01-11            NA            NA           NA            NA      3.828163
##            LOAN.Adjusted WMC.Adjusted STWD.Adjusted BXMT.Adjusted HASI.Adjusted
## 2010-01-04      0.519394           NA      5.121822      2.708894            NA
## 2010-01-05      0.519394           NA      5.100733      2.751553            NA
## 2010-01-06      0.519394           NA      5.048014      3.135492            NA
## 2010-01-07      0.499607           NA      5.037469      3.690068            NA
## 2010-01-08      0.494661           NA      5.119187      3.626079            NA
## 2010-01-11      0.494661           NA      5.216718      3.668738            NA
##            ABR.Adjusted CMTG.Adjusted ARI.Adjusted LADR.Adjusted KREF.Adjusted
## 2010-01-04     0.784815            NA     4.586230            NA            NA
## 2010-01-05     0.764896            NA     4.555908            NA            NA
## 2010-01-06     0.852540            NA     4.548327            NA            NA
## 2010-01-07     0.896362            NA     4.555908            NA            NA
## 2010-01-08     0.916282            NA     4.563488            NA            NA
## 2010-01-11     0.936200            NA     4.566015            NA            NA
##            BRSP.Adjusted ACRE.Adjusted TRTX.Adjusted BRMK.Adjusted
## 2010-01-04            NA            NA            NA            NA
## 2010-01-05            NA            NA            NA            NA
## 2010-01-06            NA            NA            NA            NA
## 2010-01-07            NA            NA            NA            NA
## 2010-01-08            NA            NA            NA            NA
## 2010-01-11            NA            NA            NA            NA
##            AFCG.Adjusted GPMT.Adjusted REFI.Adjusted NREF.Adjusted
## 2010-01-04            NA            NA            NA            NA
## 2010-01-05            NA            NA            NA            NA
## 2010-01-06            NA            NA            NA            NA
## 2010-01-07            NA            NA            NA            NA
## 2010-01-08            NA            NA            NA            NA
## 2010-01-11            NA            NA            NA            NA
##            SEVN.Adjusted SACH.Adjusted ACR.Adjusted
## 2010-01-04      7.035622            NA     19.32179
## 2010-01-05      7.060423            NA     19.28361
## 2010-01-06      7.126563            NA     19.47454
## 2010-01-07      7.105893            NA     20.58191
## 2010-01-08      7.126563            NA     21.49836
## 2010-01-11      7.159635            NA     21.68929

Q4.2 Replace “.Adjusted” with ““. Show the first six rows of data using head()

names(dat_4.1) = gsub(pattern = ".Adjusted", replacement = "", x = names(dat_4.1))
head(dat_4.1,6)
##                 ARE      BXP      KRC      VNO      CUZ      HIW      OFC
## 2010-01-04 43.12879 43.64644 20.14190 29.86840 14.78186 17.59738 20.52097
## 2010-01-05 42.67408 44.30992 20.21481 29.64231 15.52095 17.12442 20.82769
## 2010-01-06 42.45012 44.51807 20.17503 29.52287 15.83215 17.05375 20.95833
## 2010-01-07 42.84375 44.71320 20.75165 29.97931 16.16280 17.36905 20.86176
## 2010-01-08 42.70123 44.13429 20.71188 29.64658 15.85160 17.24946 20.76521
## 2010-01-11 42.92520 44.34245 21.14269 29.74041 16.04609 17.34731 20.87880
##                 DEI      EQC      SLG HPP PGRE DEA PDM ESRT      BDN      OPI
## 2010-01-04 9.527956 13.40137 32.54272  NA   NA  NA  NA   NA 5.666383 31.71932
## 2010-01-05 9.642672 13.54772 31.93751  NA   NA  NA  NA   NA 5.721836 31.33266
## 2010-01-06 9.615680 13.79860 31.72467  NA   NA  NA  NA   NA 5.792413 31.52601
## 2010-01-07 9.777626 13.81951 32.52942  NA   NA  NA  NA   NA 5.847867 31.59505
## 2010-01-08 9.662912 13.56862 32.29665  NA   NA  NA  NA   NA 5.822661 31.73313
## 2010-01-11 9.791122 13.65225 32.87526  NA   NA  NA  NA   NA 5.822661 31.70552
##            ONL CIO      FSP     CMCT NYC      PLD REXR COLD      EGP       FR
## 2010-01-04  NA  NA 6.465183 17.09539  NA 16.94889   NA   NA 24.22865 4.254947
## 2010-01-05  NA  NA 6.329948 16.89268  NA 17.19606   NA   NA 23.70249 4.340670
## 2010-01-06  NA  NA 6.242700 16.78005  NA 17.04240   NA   NA 23.66446 4.231568
## 2010-01-07  NA  NA 6.203436 16.75753  NA 17.18270   NA   NA 23.74052 4.325084
## 2010-01-08  NA  NA 6.155448 16.89268  NA 17.13594   NA   NA 23.68982 4.231568
## 2010-01-11  NA  NA 6.103098 17.88371  NA 17.15598   NA   NA 23.74052 4.348461
##            STAG TRNO IIPR      LXP PLYM     INDT ILPT      KIM      REG
## 2010-01-04   NA   NA   NA 2.945247   NA 24.95744   NA 7.612265 21.17593
## 2010-01-05   NA   NA   NA 2.954567   NA 24.48541   NA 7.573256 21.32819
## 2010-01-06   NA   NA   NA 2.912625   NA 23.98764   NA 7.606692 21.35864
## 2010-01-07   NA   NA   NA 2.940587   NA 24.07346   NA 7.863033 21.52308
## 2010-01-08   NA   NA   NA 2.977869   NA 24.33951   NA 7.762725 21.48654
## 2010-01-11   NA   NA   NA 2.991850   NA 24.54549   NA 7.874182 21.80932
##                 FRT BRX      KRG PECO     SITC      SKT     ROIC UE IVT
## 2010-01-04 43.90084  NA 8.264448   NA 8.401088 11.04945 6.406981 NA  NA
## 2010-01-05 43.84844  NA 8.063854   NA 8.328428 11.23726 6.444744 NA  NA
## 2010-01-06 43.73056  NA 8.264448   NA 8.174029 11.45352 6.451038 NA  NA
## 2010-01-07 43.71745  NA 8.645575   NA 8.537320 11.32547 6.469917 NA  NA
## 2010-01-08 43.44237  NA 8.665637   NA 8.455581 11.16612 6.476214 NA  NA
## 2010-01-11 43.98599  NA 8.625517   NA 8.510074 11.21734 6.457332 NA  NA
##                 AKR ALEX      BFS      RPT      UBA WSR      CTO      UBP WHLR
## 2010-01-04 10.57934   NA 19.85815 5.038890 7.861881  NA 7.698834 7.444953   NA
## 2010-01-05 10.51697   NA 19.52818 4.846453 7.745224  NA 7.598242 7.479977   NA
## 2010-01-06 10.47954   NA 19.34819 4.750230 7.700384  NA 7.491223 7.398726   NA
## 2010-01-07 10.61678   NA 19.89415 4.760358 7.705536  NA 7.611083 7.271777   NA
## 2010-01-08 10.41717   NA 20.69208 4.704654 7.607608  NA 7.634625 7.124511   NA
## 2010-01-11 10.49202   NA 20.81207 4.699586 7.695230  NA 7.692416 7.205762   NA
##                 SPG      MAC CBL        O STOR      NNN      ADC SRC EPRT FCPT
## 2010-01-04 43.83768 17.52952  NA 13.90158   NA 11.36129 12.18415  NA   NA   NA
## 2010-01-05 43.53774 17.32324  NA 14.13593   NA 11.32939 12.10200  NA   NA   NA
## 2010-01-06 43.04892 16.77481  NA 14.12530   NA 11.43572 11.94283  NA   NA   NA
## 2010-01-07 43.60994 16.84022  NA 14.42356   NA 11.48357 11.99418  NA   NA   NA
## 2010-01-08 42.56566 16.52323  NA 14.62064   NA 11.31876 11.87609  NA   NA   NA
## 2010-01-11 42.60453 16.56852  NA 14.50878   NA 11.38256 11.88122  NA   NA   NA
##                 GTY NTST RTL PSTL PINE      AVB      EQR      MAA      ESS
## 2010-01-04 12.00436   NA  NA   NA   NA 53.51211 18.74069 29.83469 55.39895
## 2010-01-05 11.79668   NA  NA   NA   NA 53.11013 18.66775 29.80994 55.73421
## 2010-01-06 11.77136   NA  NA   NA   NA 52.60926 18.77436 29.90898 56.12312
## 2010-01-07 11.82201   NA  NA   NA   NA 52.71470 18.95391 30.05137 56.70650
## 2010-01-08 11.80682   NA  NA   NA   NA 52.31932 18.71264 29.85326 56.12312
## 2010-01-11 11.79162   NA  NA   NA   NA 53.03762 18.65653 30.00804 56.16335
##                 UDR      CPT AIRC IRT     ELME      VRE NXRT      AIV      CSR
## 2010-01-04 10.28221 25.23881   NA  NA 15.03765 21.16621   NA 1.145268 42.51284
## 2010-01-05 10.26952 25.18405   NA  NA 14.92768 21.75066   NA 1.173972 40.85773
## 2010-01-06 10.19975 24.87991   NA  NA 14.91668 21.99576   NA 1.194782 40.00651
## 2010-01-07 10.27587 24.83123   NA  NA 15.03215 22.36027   NA 1.238555 40.43212
## 2010-01-08 10.07289 24.45408   NA  NA 15.02665 22.28485   NA 1.209851 40.57398
## 2010-01-11 10.14266 24.52709   NA  NA 15.05964 22.58021   NA 1.219180 40.52670
##                 BRT CLPR BHM      SUI      ELS      UMH INVH AMH      WPC BNL
## 2010-01-04 3.557935   NA  NA 11.28528 9.186096 3.902713   NA  NA 12.99001  NA
## 2010-01-05 3.536371   NA  NA 11.22327 9.226365 3.856797   NA  NA 12.92435  NA
## 2010-01-06 3.514808   NA  NA 11.56149 9.193421 3.810886   NA  NA 12.76022  NA
## 2010-01-07 3.521995   NA  NA 11.56713 9.105569 3.806292   NA  NA 12.96186  NA
## 2010-01-08 3.529184   NA  NA 11.57276 9.068962 3.810886   NA  NA 12.98532  NA
## 2010-01-11 3.543559   NA  NA 11.57276 9.065298 3.865981   NA  NA 13.06504  NA
##            JBGS AAT GNL      SVC      ALX AHH     GOOD     STAR      OLP MDV
## 2010-01-04   NA  NA  NA 10.68936 123.8201  NA 4.637638 1.876681 3.461108  NA
## 2010-01-05   NA  NA  NA 10.86645 123.0840  NA 4.489704 1.985869 3.590164  NA
## 2010-01-06   NA  NA  NA 10.93911 123.7543  NA 4.548189 2.122355 3.828725  NA
## 2010-01-07   NA  NA  NA 11.05717 125.9707  NA 4.555068 2.320261 3.926497  NA
## 2010-01-08   NA  NA  NA 11.19794 125.6993  NA 4.637638 2.313436 3.887388  NA
## 2010-01-11   NA  NA  NA 11.37049 119.9546  NA 4.579153 2.361206 4.079020  NA
##            MDRR SQFT GIPR      HST      RHP APLE PK      SHO      PEB      DRH
## 2010-01-04   NA   NA   NA 8.109558 11.65321   NA NA 6.320421 15.18675 5.927490
## 2010-01-05   NA   NA   NA 8.294801 11.57444   NA NA 6.376478 15.46417 6.201275
## 2010-01-06   NA   NA   NA 8.342829 11.91205   NA NA 6.355457 15.47128 6.187586
## 2010-01-07   NA   NA   NA 8.651568 11.90080   NA NA 6.551658 15.15830 6.303946
## 2010-01-08   NA   NA   NA 8.569238 12.16526   NA NA 6.600707 15.02314 6.139673
## 2010-01-11   NA   NA   NA 8.493765 12.41847   NA NA 6.838949 14.95913 6.365548
##            RLJ XHR INN CLDT       HT BHR      AHT     SOHO      IHT      PSA
## 2010-01-04  NA  NA  NA   NA 7.147985  NA 171.1183 1.246318 0.989080 50.30446
## 2010-01-05  NA  NA  NA   NA 7.456851  NA 175.3521 1.252427 0.989080 50.71882
## 2010-01-06  NA  NA  NA   NA 7.743652  NA 184.1726 1.246318 1.061673 50.41119
## 2010-01-07  NA  NA  NA   NA 7.831898  NA 190.5234 1.289084 1.143340 50.34214
## 2010-01-08  NA  NA  NA   NA 7.765713  NA 198.2854 1.374615 1.170563 49.42556
## 2010-01-11  NA  NA  NA   NA 8.162826  NA 206.4004 1.545679 1.225008 49.76458
##                 EXR     CUBE      LSI NSA     SELF     WELL      VTR     PEAK
## 2010-01-04 7.784089 4.678254 14.30293  NA 1.579438 23.64322 27.23343 14.20855
## 2010-01-05 7.731719 4.772666 14.12296  NA 1.579438 23.97607 27.36535 14.17075
## 2010-01-06 7.757905 4.720575 14.09496  NA 1.579438 23.85796 27.05751 14.08569
## 2010-01-07 7.698982 4.733598 14.13895  NA 1.549230 23.90628 27.35906 14.27943
## 2010-01-08 7.528767 4.661975 14.00296  NA 1.536284 23.65933 27.05751 14.37393
## 2010-01-11 7.587687 4.753132 14.53492  NA 1.575123 23.71301 27.60407 14.53459
##            HR      MPW      OHI DOC      SBRA      NHI CTRE      LTC CHCT
## 2010-01-04 NA 4.199804 7.588739  NA  9.662729 17.45256   NA 13.60855   NA
## 2010-01-05 NA 4.320753 7.716376  NA  9.798092 17.30286   NA 13.39607   NA
## 2010-01-06 NA 4.333263 7.700907  NA  9.558602 16.81511   NA 13.59372   NA
## 2010-01-07 NA 4.304069 7.708642  NA  9.798092 16.72819   NA 13.82103   NA
## 2010-01-08 NA 4.220657 7.673831  NA 10.100049 16.78613   NA 13.67279   NA
## 2010-01-11 NA 4.287387 7.693170  NA  9.860564 16.81511   NA 13.32689   NA
##                 UHT GMRE      DHC       WY      RYN      PCH      AMT      CCI
## 2010-01-04 16.86645   NA 9.680446 10.53015 12.89141 16.03655 35.16531 28.89672
## 2010-01-05 16.86119   NA 9.738517 10.75369 13.23563 16.10142 35.74789 29.17394
## 2010-01-06 16.79280   NA 9.850203 10.63478 13.25086 16.30599 35.93399 28.75811
## 2010-01-07 16.95588   NA 9.814464 10.58722 13.52197 16.35090 35.83690 28.28391
## 2010-01-08 16.98746   NA 9.707249 10.48972 13.68951 16.30599 35.90971 28.42253
## 2010-01-11 16.92958   NA 9.783194 10.55868 13.82049 16.19123 35.58606 28.42982
##                SBAC UNIT     CORR       PW     EQIX      DLR VICI      IRM GLPI
## 2010-01-04 34.27257   NA 13.35731 9.308209 86.67096 29.50227   NA 9.347874   NA
## 2010-01-05 35.09113   NA 13.77722 9.370088 85.86405 29.69641   NA 9.376457   NA
## 2010-01-06 35.02292   NA 14.03717 9.325890 86.64724 29.29638   NA 9.678661   NA
## 2010-01-07 35.51991   NA 14.31712 9.370088 84.87521 29.55524   NA 9.833847   NA
## 2010-01-08 35.55890   NA 14.89700 9.591080 84.46381 29.88466   NA 9.862436   NA
## 2010-01-11 35.80251   NA 14.99698 9.440806 85.16001 29.73758   NA 9.935944   NA
##                LAMR      EPR OUT SAFE FPI LAND      NLY     AGNC RITM      TWO
## 2010-01-04 21.30769 16.41337  NA   NA  NA   NA 14.15120 4.612729   NA 11.96757
## 2010-01-05 21.82836 16.39940  NA   NA  NA   NA 14.15933 4.597187   NA 11.95537
## 2010-01-06 22.26993 16.26894  NA   NA  NA   NA 14.24874 4.541924   NA 11.83338
## 2010-01-07 21.85472 16.27826  NA   NA  NA   NA 14.15120 4.519470   NA 11.95537
## 2010-01-08 21.83495 16.23633  NA   NA  NA   NA 14.24874 4.576462   NA 11.95537
## 2010-01-11 21.78881 16.64166  NA   NA  NA   NA 14.31377 4.659359   NA 11.89437
##                 CIM RC      PMT FBRT      MFA     NYMT      RWT EFC      ARR
## 2010-01-04 3.412804 NA 4.439287   NA 6.113247 1.241128 5.532669  NA 10.49986
## 2010-01-05 3.491968 NA 4.408532   NA 6.146204 1.244633 5.570772  NA 10.21338
## 2010-01-06 3.518355 NA 4.416223   NA 6.137962 1.232363 5.475513  NA 10.23830
## 2010-01-07 3.597518 NA 4.444415   NA 6.129726 1.228857 5.673652  NA 10.21338
## 2010-01-08 3.579927 NA 4.418784   NA 6.121485 1.204315 5.711757  NA 10.18847
## 2010-01-11 3.606314 NA 4.439287   NA 6.096769 1.174513 5.890843  NA 10.21338
##                  DX      IVR ORC AJX CHMI AOMR MITT LFT EARN     AAIC     LOAN
## 2010-01-04 6.168888 43.91830  NA  NA   NA   NA   NA  NA   NA 3.799235 0.519394
## 2010-01-05 6.231906 43.70733  NA  NA   NA   NA   NA  NA   NA 3.878787 0.519394
## 2010-01-06 6.273915 43.82241  NA  NA   NA   NA   NA  NA   NA 3.876376 0.519394
## 2010-01-07 6.273915 43.05529  NA  NA   NA   NA   NA  NA   NA 3.869145 0.499607
## 2010-01-08 6.308929 42.95940  NA  NA   NA   NA   NA  NA   NA 3.881198 0.494661
## 2010-01-11 6.364947 41.23334  NA  NA   NA   NA   NA  NA   NA 3.828163 0.494661
##            WMC     STWD     BXMT HASI      ABR CMTG      ARI LADR KREF BRSP
## 2010-01-04  NA 5.121822 2.708894   NA 0.784815   NA 4.586230   NA   NA   NA
## 2010-01-05  NA 5.100733 2.751553   NA 0.764896   NA 4.555908   NA   NA   NA
## 2010-01-06  NA 5.048014 3.135492   NA 0.852540   NA 4.548327   NA   NA   NA
## 2010-01-07  NA 5.037469 3.690068   NA 0.896362   NA 4.555908   NA   NA   NA
## 2010-01-08  NA 5.119187 3.626079   NA 0.916282   NA 4.563488   NA   NA   NA
## 2010-01-11  NA 5.216718 3.668738   NA 0.936200   NA 4.566015   NA   NA   NA
##            ACRE TRTX BRMK AFCG GPMT REFI NREF     SEVN SACH      ACR
## 2010-01-04   NA   NA   NA   NA   NA   NA   NA 7.035622   NA 19.32179
## 2010-01-05   NA   NA   NA   NA   NA   NA   NA 7.060423   NA 19.28361
## 2010-01-06   NA   NA   NA   NA   NA   NA   NA 7.126563   NA 19.47454
## 2010-01-07   NA   NA   NA   NA   NA   NA   NA 7.105893   NA 20.58191
## 2010-01-08   NA   NA   NA   NA   NA   NA   NA 7.126563   NA 21.49836
## 2010-01-11   NA   NA   NA   NA   NA   NA   NA 7.159635   NA 21.68929