R version 3.3.2 (2016-10-31) -- "Sincere Pumpkin Patch"
Copyright (C) 2016 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu (64-bit)

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> x <- c(11000,13000,15000,29000,31000,22000,36000,39000,30000,20000,18000,13000,11000,16000,20000,29000,31000,24000,40000,41000,25000,19000,19000,18000,10000,17000,25000,30000,32000,24000,38000,36000,26000,25000,26000,16000,12000,15000,21000,33000,32000,24000,41000,38000,28000,24000,30000,18000)
> 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] 48
> (np <- floor(n / par1))
[1] 4
> 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] 4 4 4 4 4 4 4 4 4 4 4 4
> arr
       [,1]  [,2]  [,3]  [,4] [,5]
 [1,] 11000 11000 10000 12000   NA
 [2,] 13000 16000 17000 15000   NA
 [3,] 15000 20000 25000 21000   NA
 [4,] 29000 29000 30000 33000   NA
 [5,] 31000 31000 32000 32000   NA
 [6,] 22000 24000 24000 24000   NA
 [7,] 36000 40000 38000 41000   NA
 [8,] 39000 41000 36000 38000   NA
 [9,] 30000 25000 26000 28000   NA
[10,] 20000 19000 25000 24000   NA
[11,] 18000 19000 26000 30000   NA
[12,] 13000 18000 16000 18000   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/1os3f1479637959.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/29fcc1479637959.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/36jcg1479637959.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/40bn91479637959.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] [,10] [,11] [,12]
[1,] 10000 13000 15000 29000 31000 22000 36000 36000 25000 19000 18000 13000
[2,] 10500 14000 17500 29000 31000 23000 37000 37000 25500 19500 18500 14500
[3,] 11000 15500 20500 29500 31500 24000 39000 38500 27000 22000 22500 17000
[4,] 11500 16500 23000 31500 32000 24000 40500 40000 29000 24500 28000 18000
[5,] 12000 17000 25000 33000 32000 24000 41000 41000 30000 25000 30000 18000

$n
 [1] 4 4 4 4 4 4 4 4 4 4 4 4

$conf
      [,1]  [,2]  [,3]  [,4]  [,5]  [,6]  [,7]  [,8]  [,9] [,10] [,11] [,12]
[1,] 10210 13525 16155 27525 30710 23210 36235 36130 24235 18050 14995 14235
[2,] 11790 17475 24845 31475 32290 24790 41765 40870 29765 25950 30005 19765

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(10000, 10500, 11000, 11500, 12000, 13000,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/5z0gh1479637959.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]
[1,] 11000 11000 10000 12000   NA
[2,] 14000 18500 20500 19500   NA
[3,] 21000 22000 25500 26000   NA
[4,] 30500 30000 31000 32500   NA
[5,] 39000 41000 38000 41000   NA

$n
[1] 12 12 12 12  0

$conf
         [,1]     [,2]     [,3]     [,4] [,5]
[1,] 13474.24 16754.77 20710.88 20070.61   NA
[2,] 28525.76 27245.23 30289.12 31929.39   NA

$out
numeric(0)

$group
numeric(0)

$names
[1] "1" "2" "3" "4" NA 

Warning message:
In bxp(list(stats = c(11000, 14000, 21000, 30500, 39000, 11000,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/6n0oz1479637959.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,]  577.3503 1000  500
[2,] 1353.9126 3000 1375
[3,] 2149.5109 5000 2375
[4,] 2653.4141 5500 3000
[5,] 4112.9876 6000 4500

$n
[1] 12 12 12

$conf
         [,1]     [,2]     [,3]
[1,] 1556.800 3859.733 1633.827
[2,] 2742.222 6140.267 3116.173

$out
[1]  5737.305 10000.000 12000.000  8250.000

$group
[1] 1 2 2 3

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

Warning message:
In bxp(list(stats = c(577.350269189626, 1353.91256382997, 2149.51089103724,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> try(system("convert tmp/1os3f1479637959.ps tmp/1os3f1479637959.png",intern=TRUE))
character(0)
> try(system("convert tmp/29fcc1479637959.ps tmp/29fcc1479637959.png",intern=TRUE))
character(0)
> try(system("convert tmp/36jcg1479637959.ps tmp/36jcg1479637959.png",intern=TRUE))
character(0)
> try(system("convert tmp/40bn91479637959.ps tmp/40bn91479637959.png",intern=TRUE))
character(0)
> try(system("convert tmp/5z0gh1479637959.ps tmp/5z0gh1479637959.png",intern=TRUE))
character(0)
> try(system("convert tmp/6n0oz1479637959.ps tmp/6n0oz1479637959.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  2.162   0.182   2.385