17/13/4 7% 3-bet over 200 hands

PokerStars No-Limit Hold'em, $2.00 BB (9 handed) - Poker-Stars Converter Tool from FlopTurnRiver.com

CO ($200)
Button ($200)
SB ($228.55)
BB ($188)
Hero (UTG) ($210.05)
UTG+1 ($224.45)
MP1 ($340.75)
MP2 ($108.10)
MP3 ($221.15)

Preflop: Hero is UTG with K, K
Hero bets $8, UTG+1 calls $8, 2 folds, MP3 raises to $32, 4 folds, Hero calls $24, 1 fold

Flop: ($75) 2, 9, 3 (2 players)
Hero checks, MP3 bets $40, Hero calls $40

Turn: ($155) 9 (2 players)
Hero checks, MP3 bets $149.15 (All-In), Hero???