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

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> y <- c(31560,19327,1628,2237,307,2152,3414,3466,761,1902,358,354,6676,2963,449,6225,458,9768,3497,760,565,422,290,1324,7092,1051,2614,346,130,1040,1629,374,176,1547,171,906,5798,2391,164,743,921,5911,535,72,6734,1024,1210,249)
> x <- c(17501,2127,6187,5006,6005,5127,3022,2291,6084,8323,2338,1432,4019,3167,1292,4622,1631,4783,3417,4858,3057,16061,1533,11544,4115,850,501,1148,224,185,1083,478,815,1932,643,472,14367,920,997,2834,466,912,894,491,371,1422,343,1047)
> par5 = 'Inbreng in natura'
> par4 = 'Inbreng in contanten'
> par3 = 'TRUE'
> par2 = 'grey'
> par1 = 'grey'
> ylab = ''
> main = 'Inbreng bij kapitaalsverhoging'
> #'GNU S' R Code compiled by R2WASP v. 1.0.44 ()
> #Author: Prof. Dr. P. Wessa
> #To cite this work: Wessa P., (2007), Back to Back Histogram (v1.0.2) in Free Statistics Software (v$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_backtobackhist.wasp/
> #Source of accompanying publication: Office for Research, Development, and Education
> #Technical description: Write here your technical program description
> 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/15yx31224425631.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/15yx31224425631.ps tmp/15yx31224425631.png")
> 
> 
> proc.time()
   user  system elapsed 
  0.955   0.159   1.007