Value Bet One Pair on the River?

[los_toros]

Villain is very passive on the turn river, rarely putting in raises. Basically a weak TAG that nut peddles. Keep in mind that this is full ring.

Poker Stars
No Limit Holdem Ring game
Blinds: $1/$2
9 players
Converter

Stack sizes:
Hero: $209
UTG+1: $239.75
MP1: $400.05
MP2: $49.05
MP3: $89.50
CO: $335.40
Button: $200
SB: $236.75
BB: $68

Pre-flop: (9 players) Hero is UTG with Q[img]/images/graemlins/diamond.gif[/img] Q[img]/images/graemlins/spade.gif[/img]
<font color="#cc0000">Hero raises to $8</font>, 4 folds, CO calls, 3 folds.

Flop: 3[img]/images/graemlins/spade.gif[/img] 4[img]/images/graemlins/club.gif[/img] 5[img]/images/graemlins/heart.gif[/img] ($19, 2 players)
<font color="#cc0000">Hero bets $13</font>, CO calls.

Turn: 5[img]/images/graemlins/diamond.gif[/img] ($45, 2 players)
<font color="#cc0000">Hero bets $28</font>, CO calls.

River: 9[img]/images/graemlins/heart.gif[/img] ($101, 2 players)
<font color="#cc0000">Hero bets ???