How much do I raise AKo in the BB (level 2)

Probably a very standard situation, but I'm not sure how much I raise here, because my position sucks and there are a lot of limpers.

Total number of players : 9
Seat 6: jdguerra ( $1260 )
Seat 2: LilEvil111 ( $775 )
Seat 10: Me ( $775 )
Seat 4: mola8allin ( $805 )
Seat 3: bigbucks101 ( $820 )
Seat 1: Vasejasmin ( $1685 )
Seat 9: Myflor ( $820 )
Seat 5: adjust4u ( $530 )
Seat 8: BigMeany ( $530 )
Trny:15241892 Level:2
Blinds(15/30)
** Dealing down cards **
Dealt to me [ Ah Kc ]
Vasejasmin folds.
LilEvil111 calls [30].
bigbucks101 folds.
mola8allin folds.
adjust4u calls [30].
jdguerra calls [30].
BigMeany calls [30].
Myflor calls [15].

Now I... [img]/images/graemlins/confused.gif[/img]