R version 2.7.0 (2008-04-22)
Copyright (C) 2008 The R Foundation for Statistical Computing
ISBN 3-900051-07-0

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> y <- c(32.021,36.502,28.051,39.575,39.413,39.054,35.469,32.087,34.02,36.611,30.739,34.192,35.328,36.931,26.229,31.308,34.875,33.497,30.442,32.66,33.515,36.068,34.195,38.295,35.051,38.453,25.666,36.585,39.54,34.601,34.541,34.128,34.18,33.495,34.234,32.428,32.772,38.33,26.063,36.438,36.864,32.816,36.693,31.915,35.127,39.707,36.012,36.1,41.721,39.562,31.427,38.843,38.922,36.13,37.305,34.813,36.495,42.152,40.666,41.968,45.366,44.416,35.483,47.359,41.306,43.562,41.596,39.88,41.678,49.022,39.094,46.976,43.089,44.204,35.442,44.33,44.797,45.332,42.375,42.074,43.94,51.484,42.022,46.825,48.843,52.889,45.052,46.115,50.811,45.231,44.128,46.474,47.786,44.953,46.335,43.605,45.179)
> x <- c(110.089,99.966,94.195,119.588,125.946,118.906,108.717,118.357,115.422,130.937,111.802,120.357,121.12,108.752,98.973,116.721,123.857,114.056,98.309,110.251,108.538,122.526,118.394,116.691,116.014,111.784,95.164,121.028,129.89,116.102,102.055,113.562,113.071,126.486,119.472,117.141,121.925,112.688,90.974,126.398,130.401,116.873,111.917,113.919,117.931,139.332,127.781,118.103,136.984,119.566,107.238,139.389,139.798,138.074,129.739,125.098,129.341,149.083,137.721,130.126,140.499,118.165,115.932,144.662,136.159,147.339,138.807,135.275,135.84,161.702,132.606,147.419,154.865,131.545,126.212,150.316,154.524,154.28,131.059,147.168,141.8,162.022,143.924,151.406,159.601,143.513,132.302,152.021,171.573,161.591,134.057,172.247,173.384,173.706,188.178,165.932,179.795)
> par5 = 'Uitvoer Extra EU'
> par4 = 'Uitvoer Intra EU'
> par3 = 'TRUE'
> par2 = 'grey'
> par1 = 'grey'
> 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)

Attaching package: 'Hmisc'


	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/10smi1224530530.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/10smi1224530530.ps tmp/10smi1224530530.png")
> 
> 
> proc.time()
   user  system elapsed 
  1.730   0.260   1.795