200NL HU, value bet AA on river?

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Villain had called several recent pots with TPWK, MPGK and I was able to extract some value, here I ask if this should be a smaller pot than I ran it given villain's steadily widening range/showdown?

Full Tilt Poker No-Limit Hold'em, $2 BB (2 handed) Hand History converter Courtesy of PokerZion.com

BB ($117)
Hero ($243.90)

Preflop: Hero is Button with A[[img]/images/graemlins/club.gif[/img]], A[[img]/images/graemlins/heart.gif[/img]]. Hero posts a blind of $2.
[color=Red]BB raises to $5</font>, [color=Red]Hero (poster) raises to $18</font>, BB calls $12.

Flop: ($35) 3[[img]/images/graemlins/diamond.gif[/img]], 5[[img]/images/graemlins/heart.gif[/img]], 8[[img]/images/graemlins/club.gif[/img]] [color=Blue](2 players)</font>
Hero checks, BB checks.

Turn: ($35) 9[[img]/images/graemlins/spade.gif[/img]] [color=Blue](2 players)</font>
[color=Red]Hero bets $31</font>, BB calls $31.

River: ($97) 2[[img]/images/graemlins/diamond.gif[/img]] [color=Blue](2 players)</font>
[color=Red]Hero bets $194.9 (All-In)</font>, BB calls $68 (All-In).

Final Pot: $359.90