R version 2.7.0 (2008-04-22)
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.

> x <- c(20.72,21.45,22.09,21.53,23.35,23.57,26.42,25.21,26.44,29.34,29.40,33.05,28.38,26.01,29.31,30.36,35.75,36.15,34.21,37.91,38.70,42.12,42.16,39.80,37.36,38.35,42.60,41.25,42.16,46.94,47.43,47.06,50.18,50.13,43.23,40.04,40.37,42.21,37.00,39.74,42.68,46.29,46.97,48.73,52.37,50.05,54.04,57.78,64.72,63.41,64.36,66.03,72.14,76.60,86.97,93.48,95.59,81.89,70.55,50.38,36.25)
> par4 = '12'
> par3 = '0'
> par2 = '2'
> par1 = '-0.1'
> #'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!)
> par1 <- as.numeric(par1)
> par2 <- as.numeric(par2)
> par3 <- as.numeric(par3)
> par4 <- as.numeric(par4)
> if (par1 == 0) {
+ x <- log(x)
+ } else {
+ x <- (x ^ par1 - 1) / par1
+ }
> if (par2 > 0) x <- diff(x,lag=1,difference=par2)
> if (par3 > 0) x <- diff(x,lag=par4,difference=par3)
> postscript(file="/var/www/html/rcomp/tmp/1ck9x1229611587.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> r <- spectrum(x,main='Raw Periodogram')
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/2ydqq1229611587.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> cpgram(x,main='Cumulative Periodogram')
> dev.off()
null device 
          1 
> 
> #Note: the /var/www/html/rcomp/createtable file can be downloaded at http://www.wessa.net/cretab
> load(file="/var/www/html/rcomp/createtable")
> 
> a<-table.start()
> a<-table.row.start(a)
> a<-table.element(a,'Raw Periodogram',2,TRUE)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'Parameter',header=TRUE)
> a<-table.element(a,'Value',header=TRUE)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'Box-Cox transformation parameter (lambda)',header=TRUE)
> a<-table.element(a,par1)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'Degree of non-seasonal differencing (d)',header=TRUE)
> a<-table.element(a,par2)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'Degree of seasonal differencing (D)',header=TRUE)
> a<-table.element(a,par3)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'Seasonal Period (s)',header=TRUE)
> a<-table.element(a,par4)
> a<-table.row.end(a)
> a<-table.row.start(a)
> a<-table.element(a,'Frequency (Period)',header=TRUE)
> a<-table.element(a,'Spectrum',header=TRUE)
> a<-table.row.end(a)
> for (i in 1:length(r$freq)) {
+ a<-table.row.start(a)
+ mylab <- round(r$freq[i],4)
+ mylab <- paste(mylab,' (',sep='')
+ mylab <- paste(mylab,round(1/r$freq[i],4),sep='')
+ mylab <- paste(mylab,')',sep='')
+ a<-table.element(a,mylab,header=TRUE)
+ a<-table.element(a,round(r$spec[i],6))
+ a<-table.row.end(a)
+ }
> a<-table.end(a)
> table.save(a,file="/var/www/html/rcomp/tmp/3fyt81229611588.tab") 
> 
> system("convert tmp/1ck9x1229611587.ps tmp/1ck9x1229611587.png")
> system("convert tmp/2ydqq1229611587.ps tmp/2ydqq1229611587.png")
> 
> 
> proc.time()
   user  system elapsed 
  1.430   0.545   1.527