File:US-gas-production-1900-2011.svg

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Summary[edit]

Description
English: U.S. Natural Gas Marketed Production (cf) 1900 to 2011, data from US EIA
Date
Source Own work
Author Mrfebruary

Data[edit]

Data: download a spreadsheet from http://www.eia.gov/dnav/ng/hist_xls/N9050US2a.xls convert to a .csv file and save to your R working directory

R script[edit]

gas <- read.csv("N9050US2a.csv",skip=3, header=TRUE, sep=",", na.strings="NA", dec=".", strip.white=TRUE)
str(gas)
'data.frame':	112 obs. of  2 variables:
 $ Year: Factor w/ 112 levels "1900/06/30","1901/06/30",..: 1 2 3 4 5 6 7 8 9 10 ...
 $ gas : int  128000 180000 206000 239000 257000 320000 389000 407000 402000 481000 ...
tgas<-ts(gas$gas, frequency = 1, start = c(1900, 1))
str(tgas)
Time-Series [1:112] from 1900 to 2011: 128000 180000 206000 239000 257000 320000 389000 407000 402000 481000 ...
library("RSVGTipsDevice")
devSVGTips(file="US-gas-production-1900-2011.svg",toolTipMode=0,width=9,height=7)
plot(tgas/10^6,ylim=c(0,25),lwd=2,type="l",col="4", main="",xlab="Year", ylab="(cubic feet x 10^12)")
mtext(side=3,line=-2.3,"Data: US EIA \nhttp://www.eia.gov/dnav/ng/hist_xls/N9050US2a.xls")
box(lwd=2)
dev.off()

Licensing[edit]

I, the copyright holder of this work, hereby publish it under the following license:
w:en:Creative Commons

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