Team Fortress 2
48.6 hrs last two weeks / 549 hrs on record
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Source SDK
3.6 hrs last two weeks / 8.7 hrs on record
Half-Life 2
1.7 hrs last two weeks / 5.6 hrs on record
Day of Defeat: Source
1 hrs last two weeks / 2.7 hrs on record
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Audiosurf
1 hrs last two weeks / 1 hrs on record
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Counter-Strike: Source
0.2 hrs last two weeks / 9.3 hrs on record
Half-Life 2: Deathmatch
1 hrs on record
Half-Life 2: Episode One
3.6 hrs on record
Half-Life 2: Episode Two
5.3 hrs on record
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Half-Life 2: Lost Coast
Left 4 Dead
21 hrs on record
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Left 4 Dead Authoring Tools
Portal
0.9 hrs on record
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