| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 283314 | 66.3 % | ||
 | Windows XP | 52288 | 12.2 % |  |
 | Windows Vista | 34446 | 8 % | |
 | Windows (unknown version) | 346 | 0 % | |
 | Windows NT | 2 | 0 % | |
 | Windows Vista (LongHorn) | 20700 | 4.8 % | |
 | Windows 98 | 87 | 0 % | |
 | Windows 2008 | 174094 | 40.7 % | |
 | Windows 2003 | 980 | 0.2 % | |
 | Windows 2000 | 371 | 0 % | |
| Linux | 58601 | 13.7 % | ||
 | Ubuntu | 1015 | 0.2 % | |
 | Suse | 169 | 0 % | |
 | Mandriva (or Mandrake) | 85 | 0 % | |
 | Google Android | 34457 | 8 % | |
 | GNU Linux (Unknown or unspecified distribution) | 22875 | 5.3 % | |
| Macintosh | 77388 | 18.1 % | ||
 | Mac OS X | 77370 | 18.1 % | |
 | Mac OS | 18 | 0 % | |
| Others | 7976 | 1.8 % | ||
 | Unknown | 4420 | 1 % | |
 | Sony PlayStation | 1045 | 0.2 % | |
 | BlackBerry | 745 | 0.1 % | |
 | Symbian OS | 649 | 0.1 % | |
 | Unknown Unix system | 451 | 0.1 % | |
 | Java Mobile | 365 | 0 % | |
 | Nintendo Wii | 195 | 0 % | |
 | Java | 98 | 0 % | |
 | iPhone OS (iPhone/iPod) | 8 | 0 % | |