Team Fortress 2
18.3 hrs last two weeks / 60.3 hrs on record
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Left 4 Dead 2
4.6 hrs last two weeks / 27.8 hrs on record
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Left 4 Dead
1.9 hrs last two weeks / 95 hrs on record
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Counter-Strike: Source
0.7 hrs on record
Day of Defeat: Source
0.8 hrs on record
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Half-Life
Half-Life 2
Half-Life 2: Deathmatch
0.3 hrs on record
Half-Life 2: Episode One
3 hrs on record
Half-Life 2: Episode Two
1.8 hrs on record
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Half-Life 2: Lost Coast
Half-Life: Source
Half-Life Deathmatch: Source
Left 4 Dead 2 Add-on Support
Left 4 Dead 2 Authoring Tools
Left 4 Dead 2 Demo
0.9 hrs on record
Left 4 Dead Authoring Tools
3.4 hrs on record
Portal
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Source SDK
