Even easier, if you bring up their pilot scores, at the bottom it says
"Late War Tour 100 Statistics for Grue"
Under that is Kills and other stats by category - but Kills you might notice is a link. Click it and it shows you information like this (except that it's better formatted!) :
Grue Kill Stats for Late War Tour 100
While piloting Days
1-7 Days
8-14 Days
15-21 Days
22-28 Days 28
and up Total Kills
F4U-1A 0 7 14 0 0 21
F4U-1D 1 0 0 0 0 1
F4U-4 1 4 7 0 0 12
Ship Gunner 3 0 0 0 0 3
Total Kills 37
Total Kills towards Rank 34
Total Kills not counted towards Rank 3
