| Versions | Hits | Percent | |
|---|
| Windows | 55,691 | 79.3 % | |
 | Windows XP | 27,792 | 39.5 % | 
|
 | Windows Vista | 1,499 | 2.1 % |
|
 | Windows (unknown version) | 94 | 0.1 % |
|
 | Windows NT | 9 | 0 % |
|
 | Windows ME | 42 | 0 % |
|
 | Windows Vista (LongHorn) | 2,448 | 3.4 % |
|
 | Windows Mobile | 1 | 0 % |
|
 | Windows 98 | 11 | 0 % |
|
 | Windows 95 | 987 | 1.4 % |
|
 | Windows 7 | 18,483 | 26.3 % |
|
 | Windows 2003 | 4,306 | 6.1 % |
|
 | Windows 2000 | 19 | 0 % |
|
| Linux | 2,150 | 3 % | |
 | Ubuntu | 5 | 0 % |
|
 | Mandriva (or Mandrake) | 1 | 0 % |
|
 | Google Android | 574 | 0.8 % |
|
 | GNU Linux (Unknown or unspecified distribution) | 1,570 | 2.2 % |
|
| Macintosh | 10,554 | 15 % | |
 | Mac OS X | 10,549 | 15 % |
|
 | Mac OS | 5 | 0 % |
|
| Others | 1,805 | 2.5 % | |
 | Unknown | 1,657 | 2.3 % |
|
 | BlackBerry | 110 | 0.1 % |
|
 | Symbian OS | 10 | 0 % |
|
 | Sony PlayStation | 9 | 0 % |
|
 | Java Mobile | 8 | 0 % |
|
 | Unknown Unix system | 8 | 0 % |
|
 | Java | 3 | 0 % |
|
|