$4 NLHE 6-max: Playing 99 OOP with an UTG raise and a CO call?

I interpreted the Turn bet as taking a stab at the pot (figured if he had a Q he would have bet the flop). River is not a scare card. Would you play this the way I did? Should I have shown more aggression on the Turn?

Merge - $0.04 NL (6 max) - Holdem - 6 players
Hand converted by PokerTracker 4

UTG: $6.53 45 hands: VPIP/PFR: 26/21; F to 3bet: 100; CBet: 50 (no folds to cbet yet) with only 2 opportunities
MP: $4.12
CO: $8.19 45 hands: VPIP/PFR: 14/7; F to 3bet: 100; CBet: 100 (folds to cbet: 0) with 1 opportunity
BTN: $4.00
Hero (SB): $4.00
BB: $4.21

Hero posts SB $0.02, BB posts BB $0.04

Pre Flop: (pot: $0.06) Hero has 9♥ 9♦

UTG raises to $0.12, fold, CO calls $0.12, fold, Hero calls $0.10, fold

Flop: ($0.40, 3 players) 4♣ 2♥ Q♦
Hero checks, UTG checks, CO checks

Turn: ($0.40, 3 players) 7♥
Hero checks, UTG checks, CO bets $0.20, Hero calls $0.20, fold

River: ($0.80, 2 players) 6♠
Hero checks, CO bets $0.40, Hero calls $0.40

Donk the flop,
As played lead the turn,

Your lines fine but ye I like leading the turn