Hand History driven straight to this forum with DriveHUD Poker HUD and Database Software

NL Holdem $1(BB)
HJ ($100) [VPIP: 20% | PFR: 15% | AGG: 28.6% | 3-Bet: 12.5% | Hands: 20]
CO ($196) [VPIP: 4.3% | PFR: 4.3% | AGG: 50% | 3-Bet: 0% | Hands: 23]
BTN ($108.55) [VPIP: 50% | PFR: 22.7% | AGG: 46.2% | 3-Bet: 16.7% | Hands: 22]
SB ($103.46) [VPIP: 27.8% | PFR: 5.6% | AGG: 46.2% | 3-Bet: 0% | Hands: 18]
HERO ($98.5) [VPIP: 24.6% | PFR: 14.4% | AGG: 25.5% | 3-Bet: 4.7% | Hands: 1482]
UTG ($84) [VPIP: 46.2% | PFR: 30.8% | AGG: 50% | 3-Bet: 0% | Hands: 13]
EP ($98.5) [VPIP: 21.4% | PFR: 7.1% | AGG: 25% | 3-Bet: 0% | Hands: 14]
MP1 ($47) [VPIP: 38.9% | PFR: 22.2% | AGG: 33.3% | 3-Bet: 0% | Hands: 18]
MP2 ($67.08) [VPIP: 50% | PFR: 20% | AGG: 11.1% | 3-Bet: 25% | Hands: 10]

Dealt to Hero: 3 9

UTG Calls $1, EP Folds, MP1 Folds, MP2 Folds, HJ Folds, CO Folds, BTN Folds, SB Calls $0.50, HERO Checks

Hero SPR on Flop: [27.67 effective]
Flop ($3.0): 3 8 3
SB Checks, HERO Checks, UTG Bets $2.85 (Rem. Stack: 80.15), SB Calls $2.85 (Rem. Stack: 99.61), HERO Raises To $10.70 (Rem. Stack: 86.8), UTG Folds, SB Calls $7.85 (Rem. Stack: 91.76)

Turn ($27.25): 3 8 3 2
SB Checks, HERO Bets $12.95 (Rem. Stack: 73.85), SB Calls $12.95 (Rem. Stack: 78.81)

River ($53.15): 3 8 3 2 K
SB Bets $25.25 (Rem. Stack: 53.56), HERO Calls $25.25 (Rem. Stack: 48.60)

bet flop
ap much bigger turn and fold river

what does ap mean?

as played