Left 4 Dead 2
4.6 hrs last two weeks / 30.5 hrs on record
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Portal
1.9 hrs last two weeks / 6.5 hrs on record
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Battlefield 2
1.3 hrs last two weeks / 1.3 hrs on record
Killing Floor
0.4 hrs last two weeks / 98.1 hrs on record
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Team Fortress 2
0.2 hrs last two weeks / 74.2 hrs on record
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Aion Collectors Edition
Counter-Strike
2.4 hrs on record
Counter-Strike: Source
7.3 hrs on record
Day of Defeat
Deathmatch Classic
Garry's Mod
1.6 hrs on record
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Half-Life
Half-Life 2
2.9 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
Killing Floor Mod: Defence Alliance 2
Killing Floor SDK
Left 4 Dead
49.3 hrs on record
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Left 4 Dead 2 Add-on Support
Left 4 Dead 2 Authoring Tools
Left 4 Dead 2 Demo
4.1 hrs on record
Left 4 Dead Authoring Tools
Ricochet
Source SDK
