R version 2.7.2 (2008-08-25)
Copyright (C) 2008 The R Foundation for Statistical Computing
ISBN 3-900051-07-0

R is free software and comes with ABSOLUTELY NO WARRANTY.
You are welcome to redistribute it under certain conditions.
Type 'license()' or 'licence()' for distribution details.

R is a collaborative project with many contributors.
Type 'contributors()' for more information and
'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.

> y <- c(34.679,32.566,37.111,35.977,41.811,43.465,36.466,39.188,35.318,39.76,35.102,38.829,36.304,35.199,33.761,30.579,36.467,35.855,30.077,35.45,32.956,33.903,35.319,37.387,34.77,33.383,32.644,34.524,40.451,36.605,35.849,38.199,34.092,36.435,36.733,36.452,34.213,35.314,32.192,35.523,37.877,33.927,35.5,36.819,35.191,42.832,40.462,38.249,47.931,39.777,39.834,41.529,42.861,43.481,39.493,41.667,42.179,45.282,42.322,44.709,51.212,41.708,43.986,44.914,42.518,49.019,47.452,46.669,42.104,52.736,40.953,46.101,47.181,41.855,43.147,44.226,50.592,50.436,44.366,49.226,44.548,50.587,47.689,51.718,49.893,52.021,48.384,48.765,58.453,56.863,47.538,66.204,55.972,56.435,63.573,59.091,61.658)
> x <- 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)
> par5 = 'Invoer Extra EU'
> par4 = 'Uitvoer Extra 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/177w31224531202.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/177w31224531202.ps tmp/177w31224531202.png")
> 
> 
> proc.time()
   user  system elapsed 
  1.060   0.202   1.416