Team Fortress 2
39.1 hrs last two weeks / 1055.4 hrs on record
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Audiosurf
0.7 hrs on record
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Condition Zero
Condition Zero Deleted Scenes
Counter-Strike
2.5 hrs on record
Counter-Strike: Source
3.2 hrs on record
Crazy Machines 2
Day of Defeat
Day of Defeat: Source
0.2 hrs on record
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Deathmatch Classic
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
2.9 hrs on record
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Left 4 Dead Authoring Tools
Portal
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Ricochet
Source SDK
Street Fighter IV
0.5 hrs on record
Team Fortress Classic
