[Closed] [NL50 FR Rush] 99 value bet river?

Hand converted with online PokerStrategy.com hand converter:

Play hand

$0.25/$0.5 No-Limit Hold'em (9 handed)

Known players:
[tg]BB$51.55:///////;UTG1$75.50:///////;UTG2$60.30:///////;MP1$23.30:///////;MP2$69.10:///////;MP3$21.80:///////;CO$50.25:///////;BU (Hero)$56.75:///////;SB$36.40:///////;[/tg]

Preflop: Hero is BU with 9:h, 9:d.
3 folds, MP2 raises to $2.00, 2 folds, Hero calls $2.00, 2 folds, BB folds.

Flop: ($4.75) 6:s, 4:d, 4:h (2 players)
MP2 checks, Hero bets $3.00, MP2 calls $3.00.

Turn: ($10.75) 3:s (2 players)
MP2 checks, Hero bets $7.00, MP2 calls $7.00.

River: ($24.75) T:d (2 players)
MP2 checks, Hero checks.

Final Pot: $24.75.

Value bet river here? 55, 77, 88 or A6 may call but 77 and 88 probably bet the flop and A6 and 55 may not call.