Team Fortress 2
3.5 hrs last two weeks / 55.1 hrs on record
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Left 4 Dead
3 hrs last two weeks / 15.6 hrs on record
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Half-Life
2.5 hrs last two weeks / 2.9 hrs on record
Counter-Strike: Source
0.4 hrs last two weeks / 6.1 hrs on record
Garry's Mod
4.1 hrs on record
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Half-Life 2
0.6 hrs on record
Half-Life 2: Deathmatch
1.5 hrs on record
Half-Life 2: Episode One
Half-Life 2: Episode Two
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Half-Life 2: Lost Coast
Half-Life: Source
Half-Life Deathmatch: Source
Left 4 Dead Authoring Tools
Portal
0.9 hrs on record
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Source SDK
