There is a formula to quickly rank values based on group.
Select a blank cell next to the data, C2 for instance, type this formula, =SUMPRODUCT(($A$2:$A$11=A2)*(B2<$B$2:$B$11))+1 then drag autofill handle down to apply this formula to the cells you need.
In the formula, A2:A11 is the range containing the group values, A2 is the first cell in the list of group values, B2 is the first cell in the list which needed to rank, B2:B11 is the list that contains values needed to rank.
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