Team Fortress 2
59 hrs last two weeks / 2343.5 hrs on record
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DiRT 2
14 hrs last two weeks / 22.7 hrs on record
Shattered Horizon
5.7 hrs last two weeks / 5.7 hrs on record
Braid
4.2 hrs last two weeks / 4.2 hrs on record
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Counter-Strike
Counter-Strike: Source
11.3 hrs on record
Day of Defeat
Deathmatch Classic
Defense Grid: The Awakening
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Grand Theft Auto IV
GRID
3.9 hrs on record
Half-Life
Half-Life 2
7.9 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: Blue Shift
Half-Life: Opposing Force
Left 4 Dead
21.4 hrs on record
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Left 4 Dead Authoring Tools
Portal
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Ricochet
Source SDK
7.9 hrs on record
