R version 2.15.1 (2012-06-22) -- "Roasted Marshmallows"
Copyright (C) 2012 The R Foundation for Statistical Computing
ISBN 3-900051-07-0
Platform: i686-pc-linux-gnu (32-bit)

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> x <- c(31.5,31.29,31.3,31.06,31.09,31.11,31.13,31.1,31.03,30.74,30.83,30.82,30.8,30.74,30.71,30.58,30.71,30.7,30.7,30.72,30.68,30.78,30.84,30.8,30.8,30.88,30.87,30.92,30.82,30.75,30.75,30.75,30.63,30.52,30.58,30.6,30.6,30.63,30.56,30.61,30.53,30.6,30.6,30.63,30.66,30.34,30.32,30.3,30.3,30.08,29.96,29.91,29.83,29.89,29.85,30.06,29.83,29.95,30.02,30.03,30.03,29.96,29.85,30.12,29.91,29.9,29.92,29.89,29.96,29.72,29.6,29.54)
> par4 = '12'
> par3 = ''
> par2 = 'Belgostat'
> par1 = 'Gemiddelde consumentenprijs voetballen'
> ylimmax = ''
> ylimmin = ''
> ylab = 'Prijs'
> xlab = '01/2006 tot 12/2011'
> main = 'Univariate Data'
> par4 <- '12'
> par3 <- ''
> par2 <- 'Belgostat'
> par1 <- 'Gemiddelde consumentenprijs voetballen'
> #'GNU S' R Code compiled by R2WASP v. 1.2.291 ()
> #Author: root
> #To cite this work: Wessa P., (2012), Plot of univariate data series (v1.0.4) in Free Statistics Software (v$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_univariatedataseries.wasp/
> #Source of accompanying publication: 
> #
> if (par4 != 'No season') {
+ par4 <- as.numeric(par4)
+ if (par4 < 4) par4 <- 12
+ }
> summary(x)
   Min. 1st Qu.  Median    Mean 3rd Qu.    Max. 
  29.54   30.03   30.60   30.49   30.80   31.50 
> n <- length(x)
> postscript(file="/var/wessaorg/rcomp/tmp/1x9xc1348222371.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/2x0ju1348222371.tab") 
> 
> try(system("convert tmp/1x9xc1348222371.ps tmp/1x9xc1348222371.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  0.902   0.158   1.048