Cryptologic
No Limit Holdem Ring game
Blinds: $0.50/$1
6 players
Converter

Stack sizes:
UTG: $56.12
Hero: $116.50
CO: $73
Button: $96.50
SB: $156.16
BB: $112.33

Pre-flop: (6 players) Hero is UTG+1 with K K
UTG raises to $3.5, Hero raises to $12, CO folds, Button calls, SB raises all-in $156.16, 2 folds, Hero ??

Is this AA often enough to justify a fold?