Left 4 Dead 2
4.5 hrs last two weeks / 4.5 hrs on record
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Condition Zero
Condition Zero Deleted Scenes
Counter-Strike
Counter-Strike: Source
1.5 hrs on record
Day of Defeat
Deathmatch Classic
Garry's Mod
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Half-Life
Half-Life 2
Half-Life 2: Episode One
Half-Life 2: Episode Two
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Half-Life 2: Lost Coast
0.1 hrs on record
Half-Life: Blue Shift
Half-Life: Opposing Force
Left 4 Dead
9.5 hrs on record
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Left 4 Dead 2 Add-on Support
Left 4 Dead 2 Authoring Tools
Left 4 Dead Authoring Tools
Portal
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Ricochet
Source SDK
Team Fortress 2
18 hrs on record
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