R version 2.13.0 (2011-04-13)
Copyright (C) 2011 The R Foundation for Statistical Computing
ISBN 3-900051-07-0
Platform: i486-pc-linux-gnu (32-bit)

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> x <- c(21571,21493,21422,21272,22747,22676,21571,20831,20909,20909,20980,21130,21051,21643,21864,21643,22455,21935,20759,20467,20467,20610,20026,20467,20097,20467,21051,21272,21792,21571,20246,19726,19506,19726,19363,19506,19064,19805,20168,20246,21643,21643,19805,19363,19363,19584,18622,18180,17668,17817,18480,17960,19363,19584,18180,17668,17375,17668,16855,16563,15388,15680,15751,15830,17226,17076,15388,14647,14355,14725,13322,12367,10601,10750,10750,10601,11854,11926,10451,10159,9568,10380,8905,8022,6333,6697,6255,6404,7509,7730,6996,6917,6917,7879,6184,5079,3163,4709,4488,4566,6333,6112,5300,5671,5671,6996,5450,4566,3163,5008,4859,4930,6476,6333,5813,5892,6255,7067,5813,4787)
> par4 = '12'
> par3 = 'De omzet van product X van Januari 2000 tot en met December 2009'
> par2 = 'Mvr.Lourdon'
> par1 = 'Maandelijkse omzet product X'
> ylimmax = ''
> ylimmin = ''
> ylab = 'Omzet product'
> xlab = 'aantal maanden'
> main = 'Omzet product X per maand'
> #'GNU S' R Code compiled by R2WASP v. 1.0.44 ()
> #Author: Dr. Ian E. Holliday
> #To cite this work: Ian E. Holliday, 2009, YOUR SOFTWARE TITLE (vNUMBER) in Free Statistics Software (v$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_YOURPAGE.wasp/
> #Source of accompanying publication: 
> #Technical description: 
> if (par4 != 'No season') {
+ par4 <- as.numeric(par4)
+ if (par4 < 4) par4 <- 12
+ }
> summary(x)
   Min. 1st Qu.  Median    Mean 3rd Qu.    Max. 
   3163    6976   16970   14370   20300   22750 
> n <- length(x)
> postscript(file="/var/wessaorg/rcomp/tmp/13vro1313407102.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> if (par4=='No season') {
+ plot(x,col=2,type='b',main=main,xlab=xlab,ylab=ylab,xaxt='n')
+ axis(1,at=seq(1,n,10))
+ }
> if (par4!='No season') {
+ plot(x,col=2,type='b',main=main,xlab=xlab,ylab=ylab,xaxt='n')
+ axis(1,at=seq(1,n,par4))
+ grid(nx=0,ny=NULL,col='black')
+ abline(v=seq(1,n,par4),col='black',lty='dotted')
+ }
> dev.off()
null device 
          1 
> 
> #Note: the /var/wessaorg/rcomp/createtable file can be downloaded at http://www.wessa.net/cretab
> load(file="/var/wessaorg/rcomp/createtable")
> 
> a<-table.start()
> a<-table.row.start(a)
> a<-table.element(a,'Univariate Dataseries',2,TRUE)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'Name of dataseries',header=TRUE)
> a<-table.element(a,par1)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'Source',header=TRUE)
> a<-table.element(a,par2)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'Description',header=TRUE)
> a<-table.element(a,par3)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'Number of observations',header=TRUE)
> a<-table.element(a,length(x))
> a<-table.row.end(a)
> a<-table.end(a)
> table.save(a,file="/var/wessaorg/rcomp/tmp/2ku0m1313407102.tab") 
> 
> try(system("convert tmp/13vro1313407102.ps tmp/13vro1313407102.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  0.564   0.078   0.632