R version 3.0.1 (2013-05-16) -- "Good Sport"
Copyright (C) 2013 The R Foundation for Statistical Computing
Platform: i686-pc-linux-gnu (32-bit)

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> x <- c(9.27,9.30,9.35,9.33,9.37,9.42,9.45,9.38,9.40,9.43,9.45,9.49,9.47,9.48,9.52,9.53,9.53,9.54,9.57,9.61,9.61,9.63,9.64,9.60,9.64,9.66,9.67,9.70,9.72,9.73,9.77,9.72,9.68,9.62,9.79,9.77,9.79,9.77,9.78,9.81,9.74,9.70,9.78,9.85,9.83,9.90,9.93,9.85,9.95,9.97,10.02,9.97,9.95,9.95,9.98,10.00,10.04,10.05,10.06,10.09,10.14,10.13,10.12,10.10,10.12,10.06,10.21,10.18,10.26,10.39,10.41,10.46)
> par20 = ''
> par19 = ''
> par18 = ''
> par17 = ''
> par16 = ''
> par15 = ''
> par14 = ''
> par13 = ''
> par12 = ''
> par11 = ''
> par10 = ''
> par9 = ''
> par8 = ''
> par7 = ''
> par6 = ''
> par5 = ''
> par4 = '12'
> par3 = 'Gemiddelde consumptieprijzen van een hamburger'
> par2 = 'Belgostat'
> par1 = 'Gemiddelde consumptieprijzen van een hamburger'
> ylab = 'Prijs'
> xlab = 'Datum'
> main = 'Gemiddelde consumptieprijzen van een ham'
> if (par4 != 'No season') {
+ par4 <- as.numeric(par4)
+ if (par4 < 4) par4 <- 12
+ }
> summary(x)
   Min. 1st Qu.  Median    Mean 3rd Qu.    Max. 
  9.270   9.562   9.770   9.780   9.985  10.460 
> n <- length(x)
> postscript(file="/var/fisher/rcomp/tmp/1dwvf1380197871.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/fisher/rcomp/createtable file can be downloaded at http://www.wessa.net/cretab
> load(file="/var/fisher/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/fisher/rcomp/tmp/2g41v1380197871.tab") 
> 
> try(system("convert tmp/1dwvf1380197871.ps tmp/1dwvf1380197871.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  0.748   0.210   0.939