slices <- c(10, 12, 4, 16, 8) lbls <- c("US", "UK", "Australia", "Germany", "France") pct <- round(slices/sum(slices)*100) lbls <- paste(lbls, pct) # add percents to labels lbls <- paste(lbls,"%",sep="") # ad % to labels pie(slices,labels = lbls, col=rainbow(length(lbls)), main="Pie Chart of Countries")
相关文章：