| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 135888 | 88.6 % | ||
 | Windows XP | 75823 | 49.4 % |  |
 | Windows NT | 21219 | 13.8 % | |
 | Windows Me | 87 | 0 % | |
 | Windows Vista (Longhorn) | 35626 | 23.2 % | |
 | Windows 98 | 107 | 0 % | |
 | Windows 95 | 6 | 0 % | |
 | Windows 2003 | 1209 | 0.7 % | |
 | Windows 2000 | 1804 | 1.1 % | |
 | Windows 3.xx | 7 | 0 % | |
| Linux | 4207 | 2.7 % | ||
 | Ubuntu | 1593 | 1 % | |
 | Suse | 495 | 0.3 % | |
 | Mandriva (or Mandrake) | 140 | 0 % | |
 | Fedora | 138 | 0 % | |
 | Debian | 270 | 0.1 % | |
 | GNU Linux (Unknown or unspecified distribution) | 1571 | 1 % | |
| Macintosh | 11385 | 7.4 % | ||
 | Mac OS X | 11384 | 7.4 % | |
 | Mac OS | 1 | 0 % | |
| Others | 1760 | 1.1 % | ||
 | Unknown | 1679 | 1 % | |
 | Sun Solaris | 73 | 0 % | |
 | WebTV | 7 | 0 % | |
 | Symbian OS | 1 | 0 % | |