Team Fortress 2
27.6 hrs last two weeks / 71.4 hrs on record
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Source SDK
4.3 hrs last two weeks / 14.8 hrs on record
Bioshock
0.3 hrs on record
Counter-Strike: Source
5.4 hrs on record
Darwinia
Day of Defeat: Source
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Defcon
Everyday Shooter
Garry's Mod
8.3 hrs on record
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Half-Life
Half-Life 2
1.4 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
Half-Life Deathmatch: Source
Left 4 Dead
1.2 hrs on record
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Left 4 Dead Authoring Tools
Osmos
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Portal
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Sam and Max 204: Chariots of the Dogs
Unreal Gold
Unreal II: The Awakening
Unreal Tournament
Unreal Tournament 3 Black
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Unreal Tournament 2004
1.9 hrs on record
Uplink
Warhammer® 40,000™: Dawn of War® II
0.2 hrs on record
World of Goo
4.2 hrs on record
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