R version 3.0.2 (2013-09-25) -- "Frisbee Sailing"
Copyright (C) 2013 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu (64-bit)

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> x <- c(740,730,740,820,820,850,870,930,890,790,840,880,730,730,770,880,820,900,940,1080,920,710,880,910,680,740,740,810,800,900,920,1030,910,720,930,900,680,770,770,810,810,910,820,980,830,760,930,910,640,780,690,820,800,910,850,980,830,820,1010,930,630,760,670,850,780,900,840,1050,810,860,1020,820,670,780,690,800,810,910,870,1010,810,960,990,780,700,810,760,810,840,900,920,1050,860,870,880,860,650,830,730,810,840,940,870,940,770,870,860,760)
> par4 = '12'
> par3 = 'x aantal bezoekers Walibi'
> par2 = 'Niet gekend'
> par1 = 'Aantal bezoekers van Walibi'
> ylimmax = ''
> ylimmin = ''
> ylab = 'aantal bezoekers'
> xlab = 'Maandelijks'
> main = 'Bezoekers Walibi'
> par4 <- '12'
> par3 <- 'x aantal bezoekers Walibi'
> par2 <- 'Niet gekend'
> par1 <- 'Aantal bezoekers van Walibi'
> #'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. 
  630.0   770.0   830.0   837.9   902.5  1080.0 
> n <- length(x)
> postscript(file="/var/wessaorg/rcomp/tmp/1smhb1406629065.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/2vupm1406629065.tab") 
> 
> try(system("convert tmp/1smhb1406629065.ps tmp/1smhb1406629065.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  0.572   0.066   0.635