Counter-Strike: Source
24.1 hrs last two weeks / 24.1 hrs on record
Left 4 Dead 2
17.1 hrs last two weeks / 72.5 hrs on record
View statsView global gameplay stats
Altitude
9.6 hrs last two weeks / 9.6 hrs on record
View statsView global gameplay stats
Team Fortress 2
2.4 hrs last two weeks / 149.7 hrs on record
View statsView global gameplay stats
World of Goo
1.4 hrs last two weeks / 1.8 hrs on record
View statsView global gameplay stats
Condition Zero
Condition Zero Deleted Scenes
Counter-Strike
Day of Defeat
Day of Defeat: Source
1.7 hrs on record
View statsView global gameplay stats
Deathmatch Classic
Defense Grid: The Awakening
0.1 hrs on record
View statsView global gameplay stats
Half-Life
Half-Life 2
Half-Life 2: Deathmatch
Half-Life 2: Episode One
Half-Life 2: Episode Two
View statsView global gameplay stats
Half-Life 2: Lost Coast
Half-Life: Blue Shift
Half-Life: Opposing Force
Half-Life: Source
Half-Life Deathmatch: Source
Left 4 Dead
51.3 hrs on record
View statsView global gameplay stats
Left 4 Dead 2 Add-on Support
Left 4 Dead 2 Authoring Tools
Left 4 Dead 2 Demo
4.2 hrs on record
Left 4 Dead Authoring Tools
Portal
View statsView global gameplay stats
Ricochet
Source SDK
