Team Fortress 2
20.5 hrs last two weeks / 187.1 hrs on record
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Counter-Strike: Source
3.5 hrs last two weeks / 123.1 hrs on record
Source SDK
1 hrs last two weeks / 224.6 hrs on record
Left 4 Dead
0.3 hrs last two weeks / 166.7 hrs on record
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Braid
6.4 hrs on record
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Condition Zero
Condition Zero Deleted Scenes
Counter-Strike
0.3 hrs on record
Day of Defeat
Day of Defeat: Source
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Deathmatch Classic
Geometry Wars
0.3 hrs on record
Half-Life
Half-Life 2
191 hrs on record
Half-Life 2: Deathmatch
64.3 hrs on record
Half-Life 2: Episode One
Half-Life 2: Episode Two
8.3 hrs on record
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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 Authoring Tools
58 hrs on record
Portal
1 hrs on record
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Ricochet
