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(42364,42206,42046,41715,44991,44818,42364,40733,40891,40891,41067,41382,41873,41873,41558,40733,44991,45640,44660,42364,43346,41873,42538,42855,43186,42364,42538,41382,44991,46131,45151,43346,45309,43186,45151,44991,45482,43678,45640,45482,48426,47762,45151,43835,45640,43186,44991,45309,45973,44502,45309,45800,47604,46131,44169,42046,44011,38611,41224,42695,44169,42046,42046,42046,43186,41558,39420,37631,38929,33862,36967,38771,39102,37298,37455,36967,38611,37455,35178,33531,36315,30269,34195,35984,35984,33862,31900,31742,33531,31900,28798,26660,28956,23558,28464,31075,31900,30096,27816,29447,30096,29604,24696,22418,24047,19140,24207,26011,27482,25029,22733,24047,24696,23398,18491,16353,18316,12918,18807,22418)
> par4 = '12'
> par3 = 'Deze reeks geeft de maandelijkse omzet weer in EUR'
> par2 = 'onbekend'
> par1 = 'Omzet Restaurant Chez Robert '
> ylimmax = ''
> ylimmin = ''
> ylab = 'omzet'
> xlab = 'maand'
> main = 'Maandelijkse omzet in EUR'
> par4 <- '12'
> par3 <- 'Deze reeks geeft de maandelijkse omzet weer in EUR'
> par2 <- 'onbekend'
> par1 <- 'Omzet Restaurant Chez Robert '
> #'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. 
  12920   31580   41150   37280   43720   48430 
> n <- length(x)
> postscript(file="/var/fisher/rcomp/tmp/1eris1376731280.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/2lvhh1376731280.tab") 
> 
> try(system("convert tmp/1eris1376731280.ps tmp/1eris1376731280.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  0.873   0.215   1.061