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(100,96.21064363,96.31280765,107.1793443,114.9066592,92.56060184,114.9995356,107.1236185,117.7765394,107.3650971,106.2970187,114.5072908,98.0031578,103.0649206,100.2879168,104.6066685,111.1544534,104.9874617,109.9284852,111.5352466,132.4974459,100.3436426,123.0983561,114.2379493,104.569518,109.0833101,106.9843039,133.6769759,124.8537197,122.5132349,116.8013374,116.0118882,129.7575926,125.1973623,143.7912139,127.9465032,130.2962757,108.4424631,129.3675118,143.6797622,131.8844618,117.6186496,118.9560695,104.8202842,134.624315,140.401226,143.8005015,153.4317823,153.2924677,127.3149438,153.5525216,136.9276493,131.7730101,144.3391845,107.4208229,113.6249652,124.2221603,102.0618557,96.36853348,111.6838488)
> x <- c(100,79.53631927,77.14613839,94.99712891,98.11943727,85.46511628,82.48636233,92.01119724,100.97617,99.94257824,120.1909274,109.804766,84.76169968,92.07579673,109.4028137,109.4315245,109.1085271,135.0775194,98.70801034,95.93023256,118.712317,100.796727,124.2750502,95.5211025,116.0134941,107.931381,105.9933965,112.3743899,113.5371806,101.0407695,100.0358886,119.3224232,138.4582257,97.10020098,96.16709733,89.80763709,107.0700546,110.5871375,99.31811657,131.1728395,114.219064,92.53517083,92.736147,98.21274763,91.06373816,104.3927649,89.89376974,93.69796153,91.50875682,78.22279644,114.9511915,101.8446741,86.76428366,82.23514212,81.04364054,77.06000574,87.80505312,81.50301464,78.32328452,80.12489233)
> par5 = 'Import'
> par4 = 'Export'
> 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)
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/1ynli1257765966.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/1ynli1257765966.ps tmp/1ynli1257765966.png")
> 
> 
> proc.time()
   user  system elapsed 
  0.570   0.172   0.663