CO is a somewhat decent TAG regular, thoughts on all streets?

Party Poker
No Limit Holdem Ring game
Blinds: $1/$2
5 players


Stack sizes:
UTG: $42.20
CO: $313.60
Button: $231.79
SB: $34.06
Hero: $442.45

Pre-flop: (5 players) Hero is BB with
UTG folds, CO raises to $7, Button folds, SB raises all-in $33.06, Hero calls, CO calls.

Flop: ($102.18, 2 players + 1 all-in - Main pot: $102.18)
Hero checks, CO bets $50, Hero calls.

Turn: ($202.18, 2 players + 1 all-in - Main pot: $102.18, Sidepot 1: $100)
Hero checks, CO checks.

River: ($202.18, 2 players + 1 all-in - Main pot: $102.18, Sidepot 1: $100)
Hero checks, CO bets $125, Hero calls.

Results:
Final pot: $452.18

When I'm playing well I think I fold the river.

his hand seems jj-ish, doesn't it?

This guy really sucks if he's betting 99/TT on the river.

Nothing is going to pay him and he has a great hand to check behind.