Tukaj je NPD Techworldov seznam dvajsetih najbolje prodajanih PC iger v ZDA za mesec december 2003:

1. The Sims: Makin' Magic (Electronic Arts)
2. Call Of Duty (Activision)
3. The Sims Double Deluxe (Electronic Arts)
4. Zoo Tycoon: Complete Collection (Microsoft)
5. Flight Simulator 2004: Century Of Flight (Microsoft)
6. The Sims: Superstar (Electronic Arts)
7. Neverwinter Nights: Hordes Of The Underdark (Atari)
8. Age Of Mythology (Microsoft)
9. Star Wars: Knights Of The Old Republic (LucasArts)
10. The Sims Deluxe (Electronic Arts)
11. The Sims: Unleashed (Electronic Arts)
12. Halo: Combat Evolved (Microsoft)
13. Uru: Ages Beyond Myst (Ubisoft)
14. Backyard Football 2004 (Atari)
15. Backyard Basketball 2004 (Atari)
16. The Sims: Vacation (Electronic Arts)
17. Sim City 4 Deluxe (Electronic Arts)
18. Finding Nemo: Nemo's Underwater World Of Fun (THQ Inc)
19. Barbie Horse Adventures: Mystery Ride (Vivendi Universal)
20. Lord of the Rings: Return Of The King (Electronic Arts)