ggplot2如何移动图例，以及如何填充和躲避多个变量？

Question 1: Is it possible to have ggplot fill by one variable, and dodge by another variable? In this example group I would like to group Claims within Categories? I have researched this site and tried playing around code by manipulating the variables used in the aes () code as well as the variables in the fill and dodge but to no avail. (Additional note, following a constructive comment on this: if you are not aware of a ggplot way to do this but would like recommend another graphics package you know can do this, I would be interested in the referral)Question 1: Is it possible to have ggplot fill