Hello I have a dataset with the below.  I would like to sum the amounts by ID's, but when I try traditional proc sql it will sum the entire amount column and put it into the value for each id.   ID's     amounts 1         1 1         2 1        3 1        4 2         1 2         2   2        3 2         4 3        1  3         2 3        3 3       4 3        5 ... View more