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(1510,1225,1577,1417,1224,1693,1633,1639,1914,1586,1552,2081,1500,1437,1470,1849,1387,1592,1589,1798,1935,1887,2027,2080,1556,1682,1785,1869,1781,2082,2570,1862,1936,1504,1765,1607,1577,1493,1615,1700,1335,1523,1623,1540,1637,1524,1419,1821,1593,1357,1263,1750,1405,1393,1639,1679,1551,1744,1429,1784)
> x <- c(2266,1878,2267,2069,1746,2299,2360,2214,2825,2355,2333,3016,2155,2172,2150,2533,2058,2160,2259,2498,2695,2799,2945,2930,2318,2540,2570,2669,2450,2842,3439,2677,2979,2257,2842,2546,2455,2293,2379,2478,2054,2272,2351,2271,2542,2304,2194,2722,2395,2146,1894,2548,2087,2063,2481,2476,2212,2834,2148,2598)
> par5 = 'Vlaams gewest'
> par4 = 'België'
> par3 = 'TRUE'
> par2 = 'red'
> par1 = 'blue'
> 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: 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/1zjbn1224540749.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/1zjbn1224540749.ps tmp/1zjbn1224540749.png")
> 
> 
> proc.time()
   user  system elapsed 
  0.935   0.182   1.009