Left 4 Dead 2
9.6 hrs last two weeks / 27.8 hrs on record
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Ghostbusters: The Video Game
3.8 hrs last two weeks / 11.1 hrs on record
Bioshock
Condition Zero
Condition Zero Deleted Scenes
Counter-Strike
Counter-Strike: Source
Darwinia
Dawn of War: Soulstorm
Day of Defeat
Day of Defeat: Source
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Deathmatch Classic
Fallout 3
Far Cry 2
Far Cry 2: Fortunes Pack
Ghost Recon
Ghost Recon: Desert Siege
Ghost Recon: Island Thunder
Ghost Recon Advanced Warfighter
Ghost Recon Advanced Warfighter 2
Gyromancer
17.1 hrs on record
Half-Life
Half-Life 2
Half-Life 2: Deathmatch
Half-Life 2: Episode One
Half-Life 2: Episode Two
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Half-Life 2: Lost Coast
Half-Life: Blue Shift
Half-Life: Opposing Force
Half-Life: Source
Half-Life Deathmatch: Source
Left 4 Dead
115.6 hrs on record
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Left 4 Dead 2 Add-on Support
Left 4 Dead 2 Authoring Tools
Left 4 Dead 2 Demo
1.4 hrs on record
Left 4 Dead Authoring Tools
Portal
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Rag Doll Kung Fu
Ricochet
Savage 2: A Tortured Soul
SiN 1
SiN 1 Multiplayer
SiN Episodes: Emergence
Source SDK
Team Fortress 2
8.9 hrs on record
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Team Fortress Classic
The Movies
The Movies: Stunts and Effects
The Ship
0.3 hrs on record
The Ship Tutorial
Unreal Tournament 3 Black
5 hrs on record
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Warhammer® 40,000™: Dawn of War® II
21.3 hrs on record
World of Goo
7.2 hrs on record
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