ggplot histogram

For instance, mtcars %% ggplot (aes (x = factor (gear), group = factor (cyl), fill = factor (cyl))) + geom_bar (position = "fill") Here, you don't have the counts any longer, but for each value along the x -axis, you have the percentage of each group (here: cylinder) plotted. If this is not what you want, a general recommendation is to compute ... sports bra size chart