200NL Simple line check with AKs

[nogenius]

Party Poker No-Limit Hold'em, $ BB (9 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

UTG ($200)
UTG+1 ($354.29)
MP1 ($212.67)
MP2 ($281.60)
Hero ($200)
CO ($121.44)
Button ($193)
SB ($262.53)
BB ($159.20)

Preflop: Hero is MP3 with K[img]/images/graemlins/diamond.gif[/img], A[img]/images/graemlins/diamond.gif[/img]. SB posts a blind of $1.
<font color="#666666">4 folds</font>, <font color="#CC3333">Hero raises to $7</font>, CO calls $7, <font color="#666666">3 folds</font>.

Flop: ($17) 2[img]/images/graemlins/club.gif[/img], 3[img]/images/graemlins/spade.gif[/img], 5[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
Hero checks, <font color="#CC3333">CO bets $7.35</font>, Hero folds.

---

Versus an unknown, how do you like this line?

How often do you usually cont. bet OOP against a single player when you hold overcards?