R version 3.3.1 (2016-06-21) -- "Bug in Your Hair"
Copyright (C) 2016 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu (64-bit)

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'citation()' on how to cite R or R packages in publications.

Type 'demo()' for some demos, 'help()' for on-line help, or
'help.start()' for an HTML browser interface to help.
Type 'q()' to quit R.

> x <- c(21571.00
+ ,21493.00
+ ,21422.00
+ ,21272.00
+ ,22747.00
+ ,22676.00
+ ,21571.00
+ ,20831.00
+ ,20909.00
+ ,20909.00
+ ,20980.00
+ ,21130.00
+ ,21051.00
+ ,21643.00
+ ,21864.00
+ ,21643.00
+ ,22455.00
+ ,21935.00
+ ,20759.00
+ ,20467.00
+ ,20467.00
+ ,20610.00
+ ,20026.00
+ ,20467.00
+ ,20097.00
+ ,20467.00
+ ,21051.00
+ ,21272.00
+ ,21792.00
+ ,21571.00
+ ,20246.00
+ ,19726.00
+ ,19506.00
+ ,19726.00
+ ,19363.00
+ ,19506.00
+ ,19064.00
+ ,19805.00
+ ,20168.00
+ ,20246.00
+ ,21643.00
+ ,21643.00
+ ,19805.00
+ ,19363.00
+ ,19363.00
+ ,19584.00
+ ,18622.00
+ ,18180.00
+ ,17668.00
+ ,17817.00
+ ,18480.00
+ ,17960.00
+ ,19363.00
+ ,19584.00
+ ,18180.00
+ ,17668.00
+ ,17375.00
+ ,17668.00
+ ,16855.00
+ ,16563.00
+ ,15388.00
+ ,15680.00
+ ,15751.00
+ ,15830.00
+ ,17226.00
+ ,17076.00
+ ,15388.00
+ ,14647.00
+ ,14355.00
+ ,14725.00
+ ,13322.00
+ ,12367.00
+ ,10601.00
+ ,10750.00
+ ,10750.00
+ ,10601.00
+ ,11854.00
+ ,11926.00
+ ,10451.00
+ ,10159.00
+ ,9568.00
+ ,10380.00
+ ,8905.00
+ ,8022.00
+ ,6333.00
+ ,6697.00
+ ,6255.00
+ ,6404.00
+ ,7509.00
+ ,7730.00
+ ,6996.00
+ ,6917.00
+ ,6917.00
+ ,7879.00
+ ,6184.00
+ ,5079.00
+ ,3163.00
+ ,4709.00
+ ,4488.00
+ ,4566.00
+ ,6333.00
+ ,6112.00
+ ,5300.00
+ ,5671.00
+ ,5671.00
+ ,6996.00
+ ,5450.00
+ ,4566.00
+ ,3163.00
+ ,5008.00
+ ,4859.00
+ ,4930.00
+ ,6476.00
+ ,6333.00
+ ,5813.00
+ ,5892.00
+ ,6255.00
+ ,7067.00
+ ,5813.00
+ ,4787.00)
> par4 = 'Unknown'
> par3 = 'FALSE'
> par2 = 'grey'
> par1 = '15'
> xlab = 'Omzet in EUR op jaarbasis'
> main = 'Histogram webcam'
> par1 <- as.numeric(par1)
> if (par3 == 'TRUE') par3 <- TRUE
> if (par3 == 'FALSE') par3 <- FALSE
> if (par4 == 'Unknown') par1 <- as.numeric(par1)
> if (par4 == 'Interval/Ratio') par1 <- as.numeric(par1)
> if (par4 == '3-point Likert') par1 <- c(1:3 - 0.5, 3.5)
> if (par4 == '4-point Likert') par1 <- c(1:4 - 0.5, 4.5)
> if (par4 == '5-point Likert') par1 <- c(1:5 - 0.5, 5.5)
> if (par4 == '6-point Likert') par1 <- c(1:6 - 0.5, 6.5)
> if (par4 == '7-point Likert') par1 <- c(1:7 - 0.5, 7.5)
> if (par4 == '8-point Likert') par1 <- c(1:8 - 0.5, 8.5)
> if (par4 == '9-point Likert') par1 <- c(1:9 - 0.5, 9.5)
> if (par4 == '10-point Likert') par1 <- c(1:10 - 0.5, 10.5)
> postscript(file="/var/wessaorg/rcomp/tmp/1y3lv1471267183.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> if(is.numeric(x[1])) {
+ if (is.na(par1)) {
+ myhist<-hist(x,col=par2,main=main,xlab=xlab,right=par3)
+ } else {
+ if (par1 < 0) par1 <- 3
+ if (par1 > 50) par1 <- 50
+ myhist<-hist(x,breaks=par1,col=par2,main=main,xlab=xlab,right=par3)
+ }
+ } else {
+ barplot(mytab <- sort(table(x),T),col=par2,main='Frequency Plot',xlab=xlab,ylab='Absolute Frequency')
+ }
> dev.off()
null device 
          1 
> if(is.numeric(x[1])) {
+ myhist
+ n <- length(x)
+ 
+ #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,hyperlink('http://www.xycoon.com/histogram.htm','Frequency Table (Histogram)',''),6,TRUE)
+ a<-table.row.end(a)
+ a<-table.row.start(a)
+ a<-table.element(a,'Bins',header=TRUE)
+ a<-table.element(a,'Midpoint',header=TRUE)
+ a<-table.element(a,'Abs. Frequency',header=TRUE)
+ a<-table.element(a,'Rel. Frequency',header=TRUE)
+ a<-table.element(a,'Cumul. Rel. Freq.',header=TRUE)
+ a<-table.element(a,'Density',header=TRUE)
+ a<-table.row.end(a)
+ crf <- 0
+ if (par3 == FALSE) mybracket <- '[' else mybracket <- ']'
+ mynumrows <- (length(myhist$breaks)-1)
+ for (i in 1:mynumrows) {
+ a<-table.row.start(a)
+ if (i == 1)
+ dum <- paste('[',myhist$breaks[i],sep='')
+ else
+ dum <- paste(mybracket,myhist$breaks[i],sep='')
+ dum <- paste(dum,myhist$breaks[i+1],sep=',')
+ if (i==mynumrows)
+ dum <- paste(dum,']',sep='')
+ else
+ dum <- paste(dum,mybracket,sep='')
+ a<-table.element(a,dum,header=TRUE)
+ a<-table.element(a,myhist$mids[i])
+ a<-table.element(a,myhist$counts[i])
+ rf <- myhist$counts[i]/n
+ crf <- crf + rf
+ a<-table.element(a,round(rf,6))
+ a<-table.element(a,round(crf,6))
+ a<-table.element(a,round(myhist$density[i],6))
+ a<-table.row.end(a)
+ }
+ a<-table.end(a)
+ table.save(a,file="/var/wessaorg/rcomp/tmp/2yjpf1471267183.tab") 
+ } else {
+ mytab
+ reltab <- mytab / sum(mytab)
+ n <- length(mytab)
+ 
+ #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,'Frequency Table (Categorical Data)',3,TRUE)
+ a<-table.row.end(a)
+ a<-table.row.start(a)
+ a<-table.element(a,'Category',header=TRUE)
+ a<-table.element(a,'Abs. Frequency',header=TRUE)
+ a<-table.element(a,'Rel. Frequency',header=TRUE)
+ a<-table.row.end(a)
+ for (i in 1:n) {
+ a<-table.row.start(a)
+ a<-table.element(a,labels(mytab)$x[i],header=TRUE)
+ a<-table.element(a,mytab[i])
+ a<-table.element(a,round(reltab[i],4))
+ a<-table.row.end(a)
+ }
+ a<-table.end(a)
+ table.save(a,file="/var/wessaorg/rcomp/tmp/3iu9w1471267183.tab") 
+ }
> 
> try(system("convert tmp/1y3lv1471267183.ps tmp/1y3lv1471267183.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  0.576   0.078   0.659