Source SDK
13 hrs last two weeks / 254 hrs on record
Team Fortress 2
10 hrs last two weeks / 67 hrs on record
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Left 4 Dead 2
9 hrs last two weeks / 9 hrs on record
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Left 4 Dead
2 hrs last two weeks / 181 hrs on record
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Counter-Strike: Source
1 hrs last two weeks / 68 hrs on record
Left 4 Dead Authoring Tools
0 hrs last two weeks / 105 hrs on record
Half-Life 2
132 hrs on record
Half-Life 2: Deathmatch
0 hrs on record
Half-Life 2: Episode One
