Team Fortress 2
28.4 hrs last two weeks / 726.4 hrs on record
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Left 4 Dead 2
20.1 hrs last two weeks / 20.1 hrs on record
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Garry's Mod
13.7 hrs last two weeks / 190.7 hrs on record
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Counter-Strike: Source
7.2 hrs last two weeks / 21.2 hrs on record
Half-Life 2
0.9 hrs last two weeks / 7 hrs on record
Left 4 Dead
0.4 hrs last two weeks / 22.4 hrs on record
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Day of Defeat: Source
10.9 hrs on record
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Half-Life 2: Deathmatch
Half-Life 2: Episode One
Half-Life 2: Episode Two
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Half-Life 2: Lost Coast
Left 4 Dead 2 Add-on Support
Left 4 Dead 2 Authoring Tools
Left 4 Dead Authoring Tools
Portal
3.9 hrs on record
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