All are based on 2011 only
Team Fortress 2 - 137 hours (still playing!)
Call of Duty: Black Ops Multiplayer - 29 hours (not as interested anymore...)
Dragon Age Origins - 32 hours (quit)
The Witcher - 14 hours (still playing)
Minecraft - 17 hours (off and on until updates)
Darkspore Beta - 4 hours (worth maybe $20, not $50 + dlc price)
Darksiders - 6 hours (still playing)
Deus Ex GOTY - 5 hours (still playing)
Super Meat Boy - 3 hours (still playing)
Shank - 2 hours (still playing, almost done)
AAAAaAAaaaAAAAaaAA - 14 minutes (meh...)
Dead Space 2 - 1 hour (waiting to finish other games first so I can focus on it

)
Dirt 2 - 2 hours (waiting to finish other games first so I can focus on it

)
Forsaken World - 4 hours (s'alright...not quite filling that mmorpg void)
Black Prophecy Beta - 25 minutes (finished creating my character, should start playing it some tonight!)
S.T.A.L.K.E.R. SOC 2009 Complete - 11 hours (taking a break and working on other games first)
I think that's about it...