library(ggplot2)
library(tidyr)

ages = c("0-9","10-19","20-29","30-39","40-49","50-59","60-69","70-79","80+")
data = data.frame(group=factor(ages, levels=rev(ages)),
  china=c(0.0, 0.2, 0.2, 0.2, 0.4, 1.3, 3.6,  8.0, 14.8),
  korea=c(0.0, 0.0, 0.0, 0.1, 0.2, 0.6, 2.3,  9.5, 25.2),
  spain=c(0.2, 0.3, 0.2, 0.3, 0.6, 1.4, 4.9, 14.3, 100*(7872+4082)/(37463+18316)),
  italy=c(0.3, 0.0, 0.1, 0.3, 0.9, 2.7, 10.6, 25.9, 100*(13233+5641)/(40901+18837))
)
countries = rev(c("china","korea","spain","italy"))
country_colors = rev(c('#d62728','#2ca02c','#ff7f0e','#1f77b4'))
data = gather(data, country, mortality, china, korea, spain, italy)
data$country = factor(data$country, levels=countries)
data$mortality_prc = paste(round(data$mortality,1),"%",sep="")

bar_width = .8
im = ggplot(data=data, aes(x=group, y=mortality, fill=country)) +
    geom_bar(stat="identity", width=bar_width, position=position_dodge(bar_width))+
    coord_flip()+
    geom_text(aes(y=mortality, label=mortality_prc), 
        hjust=-.2, vjust=.4, size=2.7, position=position_dodge(bar_width))+
    scale_fill_manual(values=country_colors) +
    xlab("age group") +
    ylab("mortality [%]") +
    ylim(0, 32)+
    theme_minimal() +
    theme(
        legend.position="none",
        axis.title.y=element_text(color = "#888888", size = 12),
        axis.title.x=element_text(color = "#888888", size = 12),
        axis.text.y=element_text(color = "black", size = 18, face = "bold"),
        axis.text.x=element_text(color = "black", size = 18, face = "bold"),
        panel.grid.major.y=element_line(colour = "#f0f0f0", size = c(20)),
        panel.grid.major.x=element_line(colour = "#888888", size=c(.5,.2,.2,.2)),
        panel.grid.minor.x=element_blank(),
    )
ggsave(file="plot.svg", plot=im, width=10, height=8)
im