http://ve3d.ign.com/articles/news/45444/Top-20-Best-Selling-PC-Games-of-February
Here are the NPD's top 20 best selling PC games in the US for the month of February 2009: 1. World Of Warcraft: Wrath of the Lich King Expansion Pack 2. The Sims 2 Double Deluxe 3. Warhammer 40,000: Dawn Of War II 4. World Of Warcraft: Battle Chest 5. F.E.A.R. 2: Project Origin 6. Spore 7. World Of Warcraft 8. The Sims 2 Apartment Life Expansion Pack 9. Fallout 3 10. World Of Warcraft: Burning Crusade Expansion Pack 11. Call Of Duty: World At War 12. Command & Conquer: Red Alert 3 13. Left 4 Dead 14. The Sims 2 Deluxe 15. Civilization IV 16. The Sims 2 Mansion & Garden Stuff Expansion Pack 17. Starcraft: Battle Chest 18. Spore Creepy & Cute Parts Pack 19. Diablo Battle Chest 20. The Sims 2 Pets Expansion Pack