Team Fortress 2
18.9 hrs last two weeks / 59.1 hrs on record
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Counter-Strike: Source
18.4 hrs last two weeks / 367.2 hrs on record
Left 4 Dead 2
10.1 hrs last two weeks / 32.7 hrs on record
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Condition Zero
Condition Zero Deleted Scenes
Counter-Strike
0.5 hrs on record
Garry's Mod
0.3 hrs on record
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Half-Life
2.7 hrs on record
Half-Life 2
26.1 hrs on record
Half-Life 2: Deathmatch
Half-Life 2: Episode One
Half-Life 2: Episode Two
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Half-Life 2: Lost Coast
Left 4 Dead
29.5 hrs on record
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Left 4 Dead 2 Demo
1.9 hrs on record
Left 4 Dead Authoring Tools
Portal
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