Team Fortress 2
32.7 hrs last two weeks / 213.5 hrs on record
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Counter-Strike: Source
29.1 hrs last two weeks / 489.7 hrs on record
Left 4 Dead Authoring Tools
19.7 hrs last two weeks / 228.3 hrs on record
Left 4 Dead
17.9 hrs last two weeks / 85 hrs on record
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Garry's Mod
0.5 hrs last two weeks / 28.4 hrs on record
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Source SDK
0.1 hrs last two weeks / 2.7 hrs on record
Half-Life 2
14.7 hrs on record
Half-Life 2: Deathmatch
Half-Life 2: Episode One
0.2 hrs on record
Half-Life 2: Episode Two
0.1 hrs on record
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Half-Life 2: Lost Coast
Left 4 Dead 2
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Left 4 Dead 2 Add-on Support
Left 4 Dead 2 Authoring Tools
Portal
0.4 hrs on record
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