R version 3.2.2 (2015-08-14) -- "Fire Safety"
Copyright (C) 2015 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu (64-bit)

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> x <- c(91.04,91.37,91.36,91.4,91.54,91.57,91.57,91.47,91.55,91.71,91.71,92.12,93.28,94.02,94.26,94.19,94.34,94.62,94.9,96.08,96.85,96.61,96.47,96.68,96.43,96.35,96.14,95.39,95.08,94.86,94.8,95.62,96.35,96.77,96.97,96.78,97.71,98.04,98.41,100.05,100.9,100.61,100.71,100.06,100.57,101.03,100.93,100.98,100.46,101.52,101.29,101.84,102.03,101.72,102.23,102.38,102.5,101.5,101.96,101.61)
> par4 = '12'
> par3 = 'Evolutie van de prijzen van yoghurt tov het basisjaar'
> par2 = 'NBB'
> par1 = 'prijzen Yoghurt'
> ylimmax = ''
> ylimmin = ''
> ylab = 'evolutie in prijs tov het basisjaar'
> xlab = 'maanden'
> main = 'Consumptieprijzen yoghurt'
> par4 <- '12'
> par3 <- 'Evolutie van de prijzen van yoghurt tov het basisjaar'
> par2 <- 'NBB'
> par1 <- 'prijzen Yoghurt'
> #'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. 
  91.04   94.24   96.54   96.89  100.80  102.50 
> n <- length(x)
> postscript(file="/var/wessaorg/rcomp/tmp/190xa1443783368.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/22qwl1443783368.tab") 
> 
> try(system("convert tmp/190xa1443783368.ps tmp/190xa1443783368.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  0.532   0.112   0.644