Left 4 Dead 2
24.6 hrs last two weeks / 33.8 hrs on record
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Team Fortress 2
7.3 hrs last two weeks / 1196.9 hrs on record
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Audiosurf
3.2 hrs last two weeks / 6.2 hrs on record
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Counter-Strike: Source
2.3 hrs last two weeks / 11.8 hrs on record
Half-Life
0.5 hrs last two weeks / 7.6 hrs on record
Braid
3.5 hrs on record
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Condition Zero
Condition Zero Deleted Scenes
Counter-Strike
1.4 hrs on record
Day of Defeat
Day of Defeat: Source
1 hrs on record
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Deathmatch Classic
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
124.8 hrs on record
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Left 4 Dead 2 Demo
0.7 hrs on record
Left 4 Dead Authoring Tools
Plants vs. Zombies
106.2 hrs on record
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Portal
0.9 hrs on record
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Ricochet
Sid Meier's Civilization III: Complete
Source SDK
