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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> x <- c(17885.8,16937.6,16184.9,18148.5,19053.2,20976.7,21272.7,22421.3,23294.5,24382.9,22426.1,20486.0,21382.5,17905.4,20531.3,21459.1,22317.6,23989.7,24632.0,26713.3,27570.6,29388.6,27775.1,24109.,25640.6,23038.9,22723.0,24241.5,25290.6,27071.0,28601.2,28424.5,29419.0,31555.4,29780.7,25656.6,26193.0,24095.9,22440.2,25951.7,27634.5,27930.6,31247.3,31823.7,33078.7,34032.4,28265.0,25079.5,24743.5,18845.5,21224.7,21920.6,22734.1,23972.8,25671.1,25798.1,27893.9,29557.8,27541.7,26470.1,25185.1,23363.8,24300.2,25905.7,29036.8,32866.5,33260.0,35288.5,34999.2,34820.2)
> par1 = '12'
> #'GNU S' R Code compiled by R2WASP v. 1.0.44 ()
> #Author: Dr. Ian E. Holliday
> #To cite this work: Ian E. Holliday, 2009, 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: 
> #Technical description: 
> par1 <- as.numeric(par1)
> n <- length(x)
> sx <- sort(x)
> 
> #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,'Variance Reduction Matrix',6,TRUE)
> a<-table.row.end(a)
> for (bigd in 0:2) {
+ for (smalld in 0:3) {
+ mylabel <- 'V(Y[t],d='
+ mylabel <- paste(mylabel,as.character(smalld),sep='')
+ mylabel <- paste(mylabel,',D=',sep='')
+ mylabel <- paste(mylabel,as.character(bigd),sep='')
+ mylabel <- paste(mylabel,')',sep='')
+ a<-table.row.start(a)
+ a<-table.element(a,mylabel,header=TRUE)
+ myx <- x
+ if (smalld > 0) myx <- diff(myx,lag=1,differences=smalld)
+ if (bigd > 0) myx <- diff(myx,lag=par1,differences=bigd)
+ a<-table.element(a,var(myx))
+ a<-table.element(a,'Range',header=TRUE)
+ a<-table.element(a,max(myx)-min(myx))
+ a<-table.element(a,'Trim Var.',header=TRUE)
+ smyx <- sort(myx)
+ sn <- length(smyx)
+ a<-table.element(a,var(smyx[smyx>quantile(smyx,0.05) & smyx<quantile(smyx,0.95)]))
+ a<-table.row.end(a)
+ }
+ }
> a<-table.end(a)
> table.save(a,file="/var/www/html/rcomp/tmp/1q0ox1293197173.tab") 
> postscript(file="/var/www/html/rcomp/tmp/2q0ox1293197173.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> op <- par(mfrow=c(2,2))
> plot(x,type='l',xlab='time',ylab='value',main='d=0, D=0')
> plot(diff(x,lag=1,differences=1),type='l',xlab='time',ylab='value',main='d=1, D=0')
> plot(diff(x,lag=par1,differences=1),type='l',xlab='time',ylab='value',main='d=0, D=1')
> plot(diff(diff(x,lag=1,differences=1),lag=par1,differences=1),type='l',xlab='time',ylab='value',main='d=1, D=1')
> par(op)
> dev.off()
null device 
          1 
> 
> try(system("convert tmp/2q0ox1293197173.ps tmp/2q0ox1293197173.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  0.403   0.190   0.813