http://torrentfreak.com/top-10-most-pirated-games-of-2008-081204/
Crazy how high the numbers were this year.

#	Game	Torrent Downloads
1	Spore	1,700,000
2	The Sims 2	1,150,000
3	Assassins Creed	1,070,000
4	Crysis	940,000
5	Command & Conquer 3	860,000
6	Call of Duty 4	830,000
7	GTA San Andreas	740,000
8	Fallout 3	645,000
9	Far Cry 2	585,000
10	Pro Evolution Soccer 2009	470,000