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(13.15,13.47,13.65,13.52,14.13,14.84,15.29,15.51,15.43,15.42,15.56,15.43,15.36,15.18,15.41,15.15,15.21,15.09,15.09,15.5,15.41,15.42,15.47,15.23,15.59,15.22,15.45,15.02,15.5,15.59,15.98,15.76,15.43,15.45,15.32,15.4,15.42,15.54,15.6,15.67,15.61,16.01,16.06,16.15,15.87,15.89,15.73,15.78,16.07,16.2,16.42,16.61,16.89,17.62,17.83,17.94,18.07,17.85,17.86,17.85)
> par4 = '12'
> par3 = 'Prijs euro zalm kilo'
> par2 = 'Belgostat'
> par1 = 'Prijs euro zalm kilo'
> ylimmax = ''
> ylimmin = ''
> ylab = 'prijs (in euro) '
> xlab = 'maand (1/2006-12/2010)'
> main = 'Gem. consumptieprijs zalm per kilo'
> if (par4 != 'No season') {
+ par4 <- as.numeric(par4)
+ if (par4 < 4) par4 <- 12
+ }
> summary(x)
   Min. 1st Qu.  Median    Mean 3rd Qu.    Max. 
  13.15   15.31   15.50   15.69   15.99   18.07 
> n <- length(x)
> postscript(file="/var/wessaorg/rcomp/tmp/18ife1329228709.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/2ah8j1329228710.tab") 
> 
> try(system("convert tmp/18ife1329228709.ps tmp/18ife1329228709.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  0.512   0.086   0.592