Team Fortress 2
38.7 hrs last two weeks / 2374 hrs on record
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Left 4 Dead 2
22 hrs last two weeks / 72.5 hrs on record
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Counter-Strike: Source
0.3 hrs last two weeks / 24 hrs on record
Condition Zero
Condition Zero Deleted Scenes
Counter-Strike
Day of Defeat
Day of Defeat: Source
0.2 hrs on record
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Deathmatch Classic
Half-Life
Half-Life 2
0.5 hrs on record
Half-Life 2: Deathmatch
1.2 hrs on record
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
12.5 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
2.9 hrs on record
Left 4 Dead Authoring Tools
Portal
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Ricochet
Source SDK
