| Versions | Hits | Percent | |
|---|
| Windows | 978,756 | 69.4 % | |
 | Windows XP | 328,949 | 23.3 % | 
|
 | Windows Vista | 1,936 | 0.1 % |
|
 | Windows (unknown version) | 2,877 | 0.2 % |
|
 | Windows NT | 712 | 0 % |
|
 | Windows ME | 179 | 0 % |
|
 | Windows Vista (LongHorn) | 67,593 | 4.7 % |
|
 | Windows Mobile | 317 | 0 % |
|
 | Windows 98 | 1,897 | 0.1 % |
|
 | Windows 95 | 196 | 0 % |
|
 | Windows 7 | 565,270 | 40.1 % |
|
 | Windows 2003 | 6,726 | 0.4 % |
|
 | Windows 2000 | 2,057 | 0.1 % |
|
 | Windows 3.xx | 47 | 0 % |
|
| BSD | 507 | 0 % | |
 | OpenBSD | 60 | 0 % |
|
 | NetBSD | 66 | 0 % |
|
 | FreeBSD | 381 | 0 % |
|
| Linux | 164,594 | 11.6 % | |
 | Vine Linux | 9 | 0 % |
|
 | Ubuntu | 11,192 | 0.7 % |
|
 | Suse | 1,282 | 0 % |
|
 | Red Hat | 722 | 0 % |
|
 | PCLinuxOS | 2 | 0 % |
|
 | Mandriva (or Mandrake) | 117 | 0 % |
|
 | Gentoo | 102 | 0 % |
|
 | Fedora | 1,265 | 0 % |
|
 | Debian | 646 | 0 % |
|
 | Centos | 644 | 0 % |
|
 | Google Android | 68,456 | 4.8 % |
|
 | GNU Linux (Unknown or unspecified distribution) | 80,157 | 5.6 % |
|
| Macintosh | 226,163 | 16 % | |
 | Mac OS X | 226,126 | 16 % |
|
 | Mac OS | 37 | 0 % |
|
| Others | 38,489 | 2.7 % | |
 | Unknown | 21,790 | 1.5 % |
|
 | Java Mobile | 6,196 | 0.4 % |
|
 | BlackBerry | 5,082 | 0.3 % |
|
 | Symbian OS | 3,893 | 0.2 % |
|
 | Java | 543 | 0 % |
|
 | Sony PlayStation | 398 | 0 % |
|
 | Sun Solaris | 327 | 0 % |
|
 | Nintendo Wii | 147 | 0 % |
|
 | Unknown Unix system | 92 | 0 % |
|
 | OS/2 | 16 | 0 % |
|
 | RISC OS | 3 | 0 % |
|
 | WebTV | 1 | 0 % |
|
 | AmigaOS | 1 | 0 % |
|
|