R version 2.8.0 (2008-10-20)
Copyright (C) 2008 The R Foundation for Statistical Computing
ISBN 3-900051-07-0

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> x <- c(492865,480961,461935,456608,441977,439148,488180,520564,501492,485025,464196,460170,467037,460070,447988,442867,436087,431328,484015,509673,512927,502831,470984,471067,476049,474605,470439,461251,454724,455626,516847,525192,522975,518585,509239,512238,519164,517009,509933,509127,500857,506971,569323,579714,577992,565464,547344,554788,562325,560854,555332,543599,536662,542722,593530,610763,612613,611324,594167,595454,590865,589379,584428,573100,567456,569028,620735,628884,628232,612117,595404,597141)
> par1 = '12'
> par1 <- as.numeric(par1)
> (n <- length(x))
[1] 72
> (np <- floor(n / par1))
[1] 6
> 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] 6 6 6 6 6 6 6 6 6 6 6 6
> arr
        [,1]   [,2]   [,3]   [,4]   [,5]   [,6] [,7]
 [1,] 492865 467037 476049 519164 562325 590865   NA
 [2,] 480961 460070 474605 517009 560854 589379   NA
 [3,] 461935 447988 470439 509933 555332 584428   NA
 [4,] 456608 442867 461251 509127 543599 573100   NA
 [5,] 441977 436087 454724 500857 536662 567456   NA
 [6,] 439148 431328 455626 506971 542722 569028   NA
 [7,] 488180 484015 516847 569323 593530 620735   NA
 [8,] 520564 509673 525192 579714 610763 628884   NA
 [9,] 501492 512927 522975 577992 612613 628232   NA
[10,] 485025 502831 518585 565464 611324 612117   NA
[11,] 464196 470984 509239 547344 594167 595404   NA
[12,] 460170 471067 512238 554788 595454 597141   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/www/html/freestat/rcomp/tmp/1k7fu1257875274.ps",horizontal=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/www/html/freestat/rcomp/tmp/2nbum1257875274.ps",horizontal=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/www/html/freestat/rcomp/tmp/3j84t1257875274.ps",horizontal=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/www/html/freestat/rcomp/tmp/4fxlp1257875274.ps",horizontal=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,] 467037.0 460070 447988 442867 436087.0 431328.0 484015 509673 501492.0
[2,] 476049.0 474605 461935 456608 441977.0 439148.0 488180 520564 512927.0
[3,] 506014.5 498985 490186 485189 477790.5 481298.5 543085 552453 550483.5
[4,] 562325.0 560854 555332 543599 536662.0 542722.0 593530 610763 612613.0
[5,] 590865.0 589379 584428 573100 567456.0 569028.0 620735 628884 628232.0
        [,10]    [,11]  [,12]
[1,] 485025.0 464196.0 460170
[2,] 502831.0 470984.0 471067
[3,] 542024.5 528291.5 533513
[4,] 611324.0 594167.0 595454
[5,] 612117.0 595404.0 597141

$n
 [1] 6 6 6 6 6 6 6 6 6 6 6 6

$conf
         [,1]     [,2]     [,3]   [,4]     [,5]     [,6]     [,7]     [,8]
[1,] 450363.7 443351.6 429941.9 429077 416715.6 414489.9 475130.8 494271.7
[2,] 561665.3 554618.4 550430.1 541301 538865.4 548107.1 611039.2 610634.3
         [,9]  [,10]    [,11]    [,12]
[1,] 486182.8 472043 448834.5 453279.4
[2,] 614784.2 612006 607748.5 613746.6

$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(467037, 476049, 506014.5, 562325, 590865,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/freestat/rcomp/tmp/58oc11257875274.ps",horizontal=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]
[1,] 439148.0 431328.0 454724 500857.0 536662.0 567456.0   NA
[2,] 458389.0 445427.5 465845 509530.0 549465.5 578764.0   NA
[3,] 472578.5 469010.5 492644 533254.0 577927.5 593134.5   NA
[4,] 490522.5 493423.0 517716 567393.5 603108.5 616426.0   NA
[5,] 520564.0 512927.0 525192 579714.0 612613.0 628884.0   NA

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

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6] [,7]
[1,] 457922.2 447119.4 468985.3 506862.1 553460.6 575956.6   NA
[2,] 487234.8 490901.6 516302.7 559645.9 602394.4 610312.4   NA

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(439148, 458389, 472578.5, 490522.5, 520564,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/freestat/rcomp/tmp/6hzin1257875274.ps",horizontal=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,] 49526.23 119211.0  71281.75
[2,] 52327.75 126916.0  78566.75
[3,] 54698.67 130720.5  85532.88
[4,] 57393.97 136580.0  92610.50
[5,] 60086.19 137700.0 103927.75

$n
[1] 12 12 12

$conf
         [,1]     [,2]     [,3]
[1,] 52387.94 126312.7 79127.43
[2,] 57009.41 135128.3 91938.32

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(49526.2258542549, 52327.7544595579, 54698.6726148055,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> system("convert tmp/1k7fu1257875274.ps tmp/1k7fu1257875274.png")
> system("convert tmp/2nbum1257875274.ps tmp/2nbum1257875274.png")
> system("convert tmp/3j84t1257875274.ps tmp/3j84t1257875274.png")
> system("convert tmp/4fxlp1257875274.ps tmp/4fxlp1257875274.png")
> system("convert tmp/58oc11257875274.ps tmp/58oc11257875274.png")
> system("convert tmp/6hzin1257875274.ps tmp/6hzin1257875274.png")
> 
> 
> proc.time()
   user  system elapsed 
  1.646   1.278   1.921