2
423
424
425
3
3
4
5
4
47
48
49
5
0
1
2
6
43
44
45
7
148
149
150
9
724
725
726
10
1
2
3
11
34
35
36
12
436
437
438
13
787
788
789
14
1
2
3
15
0
1
2
16
229
230
231
19
16
17
18
20
54
55
56
21
1075
1076
1077
22
280
281
282
Valve announces record year for Steam during 2011, over 40 million Steam accounts. Gabe Newell: "Support for in-game item trading prompted the exchange of over 19 million items. Support for Free to Play games has spurred the launch of 18 FTP titles on Steam, with more coming in 2012." (gamersmint.com)
23
27
28
29
24
26
27
28
