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Original file (SVG file, nominally 578 × 434 pixels, file size: 11 KB)
Contents
Summary[edit]
| Description |
English: Aluminium spot price 1987 to 2012 in US dollars per metric ton
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| Date | |
| Source | Own work |
| Author | Mrfebruary |
| Other versions |
Aluminium and copper price Al-Cu-spotprice.svg
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Data[edit]
Data: Indexmundi.com download a spreadsheet of prices from http://www.indexmundi.com/commodities/?commodity=aluminum&months=300 convert to a .csv file named "alspotprices.csv" and save to your R working directory. Obtain September price from http://www.lme.com/aluminium.asp and add to "alspotprices.csv" file.
R script[edit]
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This vector image was created with R: |
Rsplus code
a <- read.csv("alspotprices.csv",skip=1, header=TRUE, sep=",", na.strings="NA", dec=".", strip.white=TRUE)
alt<-ts(a$Price, frequency = 12, start = c(1987, 7))
str(alt)
Time-Series [1:301] from 1988 to 2012: 1653 1810 1746 1962 1680 ...
devSVGTips(file="al-spotprice2-1987-2012.svg",toolTipMode=0,width=8,height=6)
plot(alt,ylim=c(750,3500),pch=4,type="l",col="4",lwd=3, cex.lab=1,cex.main=1.7,main="Aluminium Spot Price (USD) 1987 - 2012",xlab="Year", ylab="US Dollars tonne")
mtext(side=1,line=-2.3,"Data: www.Indexmundi.com www.lme.com/aluminium.asp")
mtext(side=1,line=-1.3,cex=0.8,"http://www.indexmundi.com/commodities/?commodity=aluminum&months=300")
abline(h=1774,col=1)
abline(h=1403,lty=2,lwd=2)
abline(h=2058,lty=2,lwd=2)
legend(1995, 3500,bty='n',bg="white", c("Upper quartile $2058","Mean $1774","Lower quartile $1403"), lty = c(2,1,2),lwd=c(2,1.5,2) )
box(lwd=2)
dev.off()
Licensing[edit]
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I, the copyright holder of this work, hereby publish it under the following license:
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File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 09:07, 11 September 2012 | | 578 × 434 (11 KB) | Mrfebruary | correct the legend |
| 08:58, 11 September 2012 |  | 578 × 434 (11 KB) | Mrfebruary | update with 11 Sept 2012 LME price and title | |
| 02:29, 16 August 2012 |  | 578 × 434 (11 KB) | Mrfebruary | no title and 1987 - 2012 mean, upper quartile, lower quartile | |
| 05:16, 15 August 2012 |  | 578 × 434 (10 KB) | Mrfebruary |
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- Usage on sl.wikipedia.org
