Stat Caps

Rank 01: 30
Rank 02: 32
Rank 03: 34
Rank 04: 36
Rank 05: 38
Rank 06: 40
Rank 07: 42
Rank 08: 44
Rank 09: 46 [Confirmed by: sospleaseunotres]
Rank 10: 50 [Confirmed by: sospleaseunotres]
Rank 11: 52 [Confirmed by: sospleaseunotres]
Rank 12: 54 [Confirmed by: sospleaseunotres]
Rank 13: 56 [Confirmed by: sospleaseunotres]
Rank 14: 60
Rank 15: 62 [Confirmed by: sospleaseunotres]
Rank 16: 64 [Confirmed by: sospleaseunotres]
Rank 17: 68
Rank 18: 70
Rank 19: 72
Rank 20: 76 [Confirmed by: sospleaseunotres]
Rank 21: 78 [Confirmed by: sospleaseunotres]
Rank 22: 82
Rank 23: 84 [Confirmed by: sospleaseunotres]
Rank 24: 88
Rank 25: 90
Rank 26: 94
Rank 27: 96
Rank 28: 100 [Confirmed by: Meowshi]
Rank 29: 102
Rank 30: 106 [Confirmed by: sospleaseunotres]
Rank 31: 108 [Confirmed by: sospleaseunotres]
Rank 32: 112 [Confirmed by: sospleaseunotres]
Rank 33: 116 [Confirmed by: sospleaseunotres]
Rank 34: 118 [Confirmed by: sospleaseunotres]
Rank 35: 122 [Confirmed by: Rhysen]
Rank 36: 126 [Confirmed by: Rhysen]
Rank 37: 128
Rank 38: 132 [Confirmed by: EpedemicOpticz]
Rank 39: 136
Rank 40: 140
Rank 41: 142 [Confirmed by: pathead]
Rank 42: 146 [Confirmed by: pathead]
Rank 43: 150
Rank 44: 152 [Confirmed by: sospleaseunotres]
Rank 45: 156 [Confirmed by: Kilnaga]
Rank 46: 160 [Confirmed by: sospleaseunotres]
Rank 47: 162 [Confirmed by: sospleaseunotres]
Rank 48: 166 [Confirmed by: Kilnaga]
Rank 49: 170 [Confirmed by: Kilnaga]
Rank 50: 174 [Confirmed by: Riniaru]

It is still the same after the last patch. At least for rank 21, 22 and 23.