Left 4 Dead 2
13.2 hrs last two weeks / 22.7 hrs on record
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Team Fortress 2
0.4 hrs last two weeks / 51.3 hrs on record
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Defense Grid: The Awakening
6.5 hrs on record
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Evil Genius
Half-Life 2
Half-Life 2: Episode One
Half-Life 2: Episode Two
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Half-Life 2: Lost Coast
Left 4 Dead
60.4 hrs on record
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Left 4 Dead 2 Demo
0.5 hrs on record
Left 4 Dead Authoring Tools
Monkey Island Special Edition
3 hrs on record
On the Rain-Slick Precipice of Darkness, Episode Two
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Overlord
4.3 hrs on record
Portal
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Source SDK
The Last Remnant
12.6 hrs on record
