R version 2.9.0 (2009-04-17)
Copyright (C) 2009 The R Foundation for Statistical Computing
ISBN 3-900051-07-0

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> y <- c(91.4,91.1,104.4,97.6,93.7,104.5,95.4,86.5,102.9,101.9,103.7,100.7,94.2,93.6,104.7,101,97.6,105.8,93.7,91.2,106.3,103.4,107.4,101.2,96.9,96.3,109.8,97.9,105.1,107.9,95,95.2,105.8,110.1,112.2,102.5,103.7,102,112.3,103.3,106.9,104.6,100.7,99,106.5,114.9,114.1,102.2,107,107.4,107.4,110.1,105.6,110.9,101.9,93.2,110.5,113.1,101.7,96.7)
> x <- c(97.33,97.89,98.69,99.01,99.18,98.45,98.13,98.29,99.1,99.26,98.85,98.05,98.53,99.34,100.14,100.3,100.22,99.9,99.58,99.9,100.78,100.78,100.46,100.06,100.28,100.78,101.58,102.06,102.02,101.68,101.32,101.81,102.3,102.12,102.1,101.75,101.5,102.16,103.47,104.05,104.09,103.55,102.77,102.89,103.6,103.76,103.92,103.35,103.32,104.2,105.44,105.81,106.25,105.94,105.82,105.96,106.49,106.32,105.88,105.07)
> par5 = 'Industriële productie'
> par4 = 'Geharmoniseerde consumptieprijsindex'
> par3 = 'TRUE'
> par2 = 'blue'
> par1 = 'red'
> ylab = ''
> main = 'Back to Back Histogram'
> #'GNU S' R Code compiled by R2WASP v. 1.0.44 ()
> #Author: Prof. Dr. P. Wessa
> #To cite this work: AUTHOR(S), (YEAR), YOUR SOFTWARE TITLE (vNUMBER) in Free Statistics Software (v$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_YOURPAGE.wasp/
> #Source of accompanying publication: Office for Research, Development, and Education
> #Technical description: Write here your technical program description (don't use hard returns!)
> if (par3 == 'TRUE') par3 <- TRUE
> if (par3 == 'FALSE') par3 <- FALSE
> library(Hmisc)
Loading required package: survival
Loading required package: splines

Attaching package: 'Hmisc'


	The following object(s) are masked from package:survival :

	 untangle.specials 


	The following object(s) are masked from package:base :

	 format.pval,
	 round.POSIXt,
	 trunc.POSIXt,
	 units 

> z <- data.frame(cbind(x,y))
> names(z) <- list(par4,par5)
> postscript(file="/var/www/html/rcomp/tmp/1teem1257770956.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> out <- histbackback(z, probability=par3, main = main, ylab = ylab)
> barplot(-out$left, col=par1, horiz=TRUE, space=0, add=TRUE, axes=FALSE)
> barplot(out$right, col=par2, horiz=TRUE, space=0, add=TRUE, axes=FALSE)
> dev.off()
null device 
          1 
> 
> system("convert tmp/1teem1257770956.ps tmp/1teem1257770956.png")
> 
> 
> proc.time()
   user  system elapsed 
  0.597   0.159   0.732