100NL big raise on paired flop

[Panic__NL]

Villian is 20/16/2.9 over 867 hands
I am 19/16/3

check my line please:

iPoker No-Limit Texas Hold'em (NL100), $1.00 BB (5 handed) SilverKitty Hand History converter by www.pokeronline.com.ua

SB ($78.17)
BB ($118.9)
MP3 ($115.1)
Hero ($99.5)
Button ($158.51)

SB: Post SB $0.50
BB: Post BB $1.00

Preflop:
Hero is CO with J[img]/images/graemlins/heart.gif[/img], 9[img]/images/graemlins/heart.gif[/img]
<font color="#666666">1 folds</font>
Hero Raise $3.5
<font color="#666666">2 folds</font>
BB Call $2.5

Flop:($7.5) 9[img]/images/graemlins/spade.gif[/img], A[img]/images/graemlins/club.gif[/img], A[img]/images/graemlins/heart.gif[/img]<font color="#0030DD">(2 players)</font>
BB Check
Hero Bet $5.5
BB Raise $20
Hero Call $14.5

Turn:($47.5) 6[img]/images/graemlins/heart.gif[/img]<font color="#0030DD">(2 players)</font>
BB Bet $25
Hero Call $25

River:($97.5) 2[img]/images/graemlins/spade.gif[/img]<font color="#0030DD">(2 players)</font>
BB Check
Hero Check