R version 3.2.2 (2015-08-14) -- "Fire Safety"
Copyright (C) 2015 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu (64-bit)

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> x <- c(28100,27900,28078,28479,28156,29219,28782,27078,30031,29579,26532,23995,22067,21818,23787,21551,21309,22395,22906,21430,23492,24144,24438,24689,24569,23754,28473,27051,27081,29635,27715,26373,28009,29472,30005,29777,28886,28549,33348,29017,30924,30435,29431,30290,31286,30622,31742,30391,30740,32086,33947,31312,33239,32362,32170,32665,31412,34891,33919,30706,32846,31368,33130,31665,33139,32201,32230,30287,31918,33853,32232,31484,31902,30260,32823,32018,32100,31952,33274,29491,32751,33643,31226,30976)
> par1 = '12'
> par1 <- '12'
> #'GNU S' R Code compiled by R2WASP v. 1.2.291 ()
> #Author: root
> #To cite this work: Wessa P., (2012), Standard Deviation Plot (v1.0.2) in Free Statistics Software (v$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_sdplot.wasp/
> #Source of accompanying publication: Office for Research, Development, and Education
> #
> par1 <- as.numeric(par1)
> (n <- length(x))
[1] 84
> (np <- floor(n / par1))
[1] 7
> arr <- array(NA,dim=c(par1,np+1))
> ari <- array(0,dim=par1)
> j <- 0
> for (i in 1:n)
+ {
+ j = j + 1
+ ari[j] = ari[j] + 1
+ arr[j,ari[j]] <- x[i]
+ if (j == par1) j = 0
+ }
> ari
 [1] 7 7 7 7 7 7 7 7 7 7 7 7
> arr
       [,1]  [,2]  [,3]  [,4]  [,5]  [,6]  [,7] [,8]
 [1,] 28100 22067 24569 28886 30740 32846 31902   NA
 [2,] 27900 21818 23754 28549 32086 31368 30260   NA
 [3,] 28078 23787 28473 33348 33947 33130 32823   NA
 [4,] 28479 21551 27051 29017 31312 31665 32018   NA
 [5,] 28156 21309 27081 30924 33239 33139 32100   NA
 [6,] 29219 22395 29635 30435 32362 32201 31952   NA
 [7,] 28782 22906 27715 29431 32170 32230 33274   NA
 [8,] 27078 21430 26373 30290 32665 30287 29491   NA
 [9,] 30031 23492 28009 31286 31412 31918 32751   NA
[10,] 29579 24144 29472 30622 34891 33853 33643   NA
[11,] 26532 24438 30005 31742 33919 32232 31226   NA
[12,] 23995 24689 29777 30391 30706 31484 30976   NA
> arr.sd <- array(NA,dim=par1)
> arr.range <- array(NA,dim=par1)
> arr.iqr <- array(NA,dim=par1)
> for (j in 1:par1)
+ {
+ arr.sd[j] <- sqrt(var(arr[j,],na.rm=TRUE))
+ arr.range[j] <- max(arr[j,],na.rm=TRUE) - min(arr[j,],na.rm=TRUE)
+ arr.iqr[j] <- quantile(arr[j,],0.75,na.rm=TRUE) - quantile(arr[j,],0.25,na.rm=TRUE)
+ }
> overall.sd <- sqrt(var(x))
> overall.range <- max(x) - min(x)
> overall.iqr <- quantile(x,0.75) - quantile(x,0.25)
> postscript(file="/var/wessaorg/rcomp/tmp/19rcj1448232456.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> plot(arr.sd,type='b',ylab='S.D.',main='Standard Deviation Plot',xlab='Periodic Index')
> mtext(paste('# blocks = ',np))
> abline(overall.sd,0)
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/28rbq1448232456.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> plot(arr.range,type='b',ylab='range',main='Range Plot',xlab='Periodic Index')
> mtext(paste('# blocks = ',np))
> abline(overall.range,0)
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/3gc4z1448232456.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> plot(arr.iqr,type='b',ylab='IQR',main='Interquartile Range Plot',xlab='Periodic Index')
> mtext(paste('# blocks = ',np))
> abline(overall.iqr,0)
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/4imbi1448232456.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> z <- data.frame(t(arr))
> names(z) <- c(1:par1)
> (boxplot(z,notch=TRUE,col='grey',xlab='Periodic Index',ylab='Value',main='Notched Box Plots - Periodic Subseries'))
$stats
        [,1]  [,2]    [,3]    [,4]    [,5]    [,6]    [,7]    [,8]  [,9]
[1,] 22067.0 21818 23787.0 27051.0 21309.0 29219.0 22906.0 21430.0 28009
[2,] 26334.5 25827 28275.5 27765.0 27618.5 29427.0 28248.5 26725.5 29020
[3,] 28886.0 28549 32823.0 29017.0 30924.0 30435.0 29431.0 29491.0 31286
[4,] 31321.0 30814 33239.0 31488.5 32619.5 32076.5 32200.0 30288.5 31665
[5,] 32846.0 32086 33947.0 32018.0 33239.0 32362.0 33274.0 32665.0 32751
       [,10]   [,11] [,12]
[1,] 24144.0 24438.0 23995
[2,] 29525.5 28268.5 27233
[3,] 30622.0 31226.0 30391
[4,] 33748.0 31987.0 30841
[5,] 34891.0 33919.0 31484

$n
 [1] 7 7 7 7 7 7 7 7 7 7 7 7

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7]     [,8]
[1,] 25908.14 25570.84 29858.88 26793.39 27937.48 28852.76 27071.23 27363.23
[2,] 31863.86 31527.16 35787.12 31240.61 33910.52 32017.24 31790.77 31618.77
         [,9]    [,10]    [,11]    [,12]
[1,] 29706.45 28100.39 29005.37 28236.36
[2,] 32865.55 33143.61 33446.63 32545.64

$out
[1] 21551 22395 23492

$group
[1] 4 6 9

$names
 [1] "1"  "2"  "3"  "4"  "5"  "6"  "7"  "8"  "9"  "10" "11" "12"

Warning message:
In bxp(list(stats = c(22067, 26334.5, 28886, 31321, 32846, 21818,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/5rjyl1448232456.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> z <- data.frame(arr)
> names(z) <- c(1:np)
> (boxplot(z,notch=TRUE,col='grey',xlab='Block Index',ylab='Value',main='Notched Box Plots - Sequential Blocks'))
$stats
        [,1]    [,2]    [,3]  [,4]  [,5]    [,6]  [,7] [,8]
[1,] 26532.0 21309.0 23754.0 28549 30706 30287.0 29491   NA
[2,] 27489.0 21684.5 26712.0 29224 31362 31574.5 31101   NA
[3,] 28128.0 22650.5 27862.0 30413 32266 32215.5 31985   NA
[4,] 29000.5 23965.5 29553.5 31105 33579 32988.0 32787   NA
[5,] 30031.0 24689.0 30005.0 33348 34891 33853.0 33643   NA

$n
[1] 12 12 12 12 12 12 12  0

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]  [,7] [,8]
[1,] 27438.59 21610.12 26565.97 29555.06 31254.81 31570.79 31216   NA
[2,] 28817.41 23690.88 29158.03 31270.94 33277.19 32860.21 32754   NA

$out
[1] 23995

$group
[1] 1

$names
[1] "1" "2" "3" "4" "5" "6" "7" NA 

Warning message:
In bxp(list(stats = c(26532, 27489, 28128, 29000.5, 30031, 21309,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/694ja1448232456.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> z <- data.frame(cbind(arr.sd,arr.range,arr.iqr))
> names(z) <- list('S.D.','Range','IQR')
> (boxplot(z,notch=TRUE,col='grey',ylab='Overall Variability',main='Notched Box Plots'))
$stats
         [,1]  [,2]   [,3]
[1,] 3136.369  9259 2645.0
[2,] 3419.785  9724 3585.5
[3,] 3666.788 10318 3837.5
[4,] 3840.897 10763 4975.0
[5,] 4295.677 11930 5001.0

$n
[1] 12 12 12

$conf
         [,1]      [,2]    [,3]
[1,] 3474.716  9844.105 3203.74
[2,] 3858.860 10791.895 4471.26

$out
[1] 7489

$group
[1] 2

$names
[1] "S.D."  "Range" "IQR"  

Warning message:
In bxp(list(stats = c(3136.3690107238, 3419.78474152318, 3666.78801302539,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> try(system("convert tmp/19rcj1448232456.ps tmp/19rcj1448232456.png",intern=TRUE))
character(0)
> try(system("convert tmp/28rbq1448232456.ps tmp/28rbq1448232456.png",intern=TRUE))
character(0)
> try(system("convert tmp/3gc4z1448232456.ps tmp/3gc4z1448232456.png",intern=TRUE))
character(0)
> try(system("convert tmp/4imbi1448232456.ps tmp/4imbi1448232456.png",intern=TRUE))
character(0)
> try(system("convert tmp/5rjyl1448232456.ps tmp/5rjyl1448232456.png",intern=TRUE))
character(0)
> try(system("convert tmp/694ja1448232456.ps tmp/694ja1448232456.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  2.129   0.355   2.508