KQ do we value bet this river?

[scatt_man]

Villain is 74/10/1 over 89 hands

Full Tilt Poker, $0.50/$1 PL Hold'em Cash Game, 5 Players
LeggoPoker.com - Hand History Converter

UTG: $103.50
CO: $217.45
BTN: $198.55
Hero (SB): $111.45
BB: $196.60

Pre-Flop: Q[img]/images/graemlins/spade.gif[/img] K[img]/images/graemlins/diamond.gif[/img] Q[img]/images/graemlins/spade.gif[/img] K[img]/images/graemlins/diamond.gif[/img] dealt to Hero (SB)
3 folds, <font color="red">Hero raises to $3</font>, BB calls $2

Flop: ($6) K[img]/images/graemlins/club.gif[/img] 2[img]/images/graemlins/club.gif[/img] 8[img]/images/graemlins/diamond.gif[/img] (2 Players)
<font color="red">Hero bets $4</font>, <font color="red">BB raises to $11</font>, Hero calls $7

Turn: ($28) 5[img]/images/graemlins/club.gif[/img] (2 Players)
Hero checks, BB checks

River: ($28) 3[img]/images/graemlins/diamond.gif[/img] (2 Players)
<font color="red">Hero bets $15</font>, <font color="red">BB raises to $35</font>, Hero ?