Team Fortress 2
37.6 hrs last two weeks / 1330.7 hrs on record
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Left 4 Dead 2
4.3 hrs last two weeks / 25.8 hrs on record
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Audiosurf
0.5 hrs on record
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Call of Duty: World at War
Condition Zero
Condition Zero Deleted Scenes
Counter-Strike
2.6 hrs on record
Counter-Strike: Source
0.8 hrs on record
Day of Defeat
Deathmatch Classic
Half-Life
0.6 hrs on record
Half-Life 2
2.6 hrs on record
Half-Life 2: Deathmatch
Half-Life 2: Episode One
Half-Life 2: Lost Coast
Left 4 Dead
127.2 hrs on record
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Left 4 Dead 2 Demo
4.3 hrs on record
Left 4 Dead Authoring Tools
Portal
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Ricochet
Serious Sam HD: The First Encounter
0.4 hrs on record
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Source SDK
1.3 hrs on record
Team Fortress 2 Beta
4 hrs on record
Team Fortress Classic
