Left 4 Dead 2
13.4 hrs last two weeks / 48.1 hrs on record
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Counter-Strike: Source
2.8 hrs last two weeks / 71 hrs on record
Borderlands
1.9 hrs last two weeks / 19 hrs on record
Killing Floor
1.7 hrs last two weeks / 1.7 hrs on record
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Team Fortress 2
1.3 hrs last two weeks / 254.3 hrs on record
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The Ship
1.1 hrs last two weeks / 5.5 hrs on record
GRID
0.6 hrs last two weeks / 1.8 hrs on record
Windosill
0.4 hrs last two weeks / 0.4 hrs on record
Alpha Prime
Audiosurf
1.5 hrs on record
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Battlefield 2
Bejeweled Deluxe
0.5 hrs on record
Ben There, Dan That!
Beyond Good and Evil
Bioshock
3.9 hrs on record
Bullet Candy
0.1 hrs on record
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Cold Fear
Commander Keen Complete Pack
Crazy Machines 2
1.1 hrs on record
Dark Messiah Might and Magic Multi-Player
Dark Messiah Might and Magic Single Player
Darwinia
Defcon
Doom 2
Doom 3
0.7 hrs on record
Doom 3: Resurrection of Evil
Everyday Shooter
Evil Genius
F.E.A.R. 2: Project Origin
Final Doom
Garry's Mod
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Geometry Wars
0.6 hrs on record
Grand Theft Auto
Grand Theft Auto 2
Grand Theft Auto 3
Grand Theft Auto: San Andreas
Grand Theft Auto: Vice City
Gravitron 2
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Half-Life
2.6 hrs on record
Half-Life 2
12.9 hrs on record
Half-Life 2: Deathmatch
Half-Life 2: Episode One
Half-Life 2: Episode Two
1.1 hrs on record
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Half-Life 2: Lost Coast
Half-Life: Blue Shift
Half-Life: Opposing Force
Heretic: Shadow of the Serpent Riders
Hexen
Hexen 2
Hexen: Deathkings of the Dark Citadel
I-Fluid
1 hrs on record
Killing Floor Mod: Defence Alliance 2
Killing Floor SDK
Left 4 Dead
66.1 hrs on record
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Left 4 Dead 2 Demo
1.3 hrs on record
Left 4 Dead Authoring Tools
Lucidity
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Manhunt
Master Levels of Doom II
Max Payne
Max Payne 2: The Fall of Max Payne
Midnight Club 2
Monkey Island Special Edition
3.7 hrs on record
Oddworld: Abe's Exoddus
Oddworld: Abe's Oddysee
0.8 hrs on record
Osmos
0.3 hrs on record
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Peggle Deluxe
Plants vs. Zombies
0.5 hrs on record
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Portal
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Prey
Psychonauts
Quake
Quake 3 Arena
Quake 3 Team Arena
Quake II
Quake II: Ground Zero
Quake II: The Reckoning
Quake Mission Pack 1: Scourge of Armagon
Quake Mission Pack 2: Dissolution of Eternity
QuantZ
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Rainbow Six Vegas 2
1.5 hrs on record
Return to Castle Wolfenstein
Saint's Row 2
Shattered Horizon
2.3 hrs on record
Sniper Elite
Source SDK
Spear of Destiny
Spectraball
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Speedball 2 - Tournament
STALKER: Shadow of Chernobyl
Team Fortress Classic
The Ship Single Player
The Ship Tutorial
The Wonderful End of the World
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Time Gentlemen, Please!
Trials 2 Second Edition
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Trine
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Ultimate Doom
Unreal Gold
Unreal II: The Awakening
Unreal Tournament
Unreal Tournament 3 Black
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Unreal Tournament 2004
Uplink
Warhammer® 40,000™: Dawn of War® II
Wild Metal Country
Wolfenstein 3D
World of Goo
6.4 hrs on record
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X-Com: Apocalypse
X-Com: Enforcer
X-Com: Interceptor
X-COM: Terror from the Deep
X-Com: UFO Defense
Zeno Clash
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