| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 24394 | 66.2 % | ||
 | Windows XP | 20225 | 54.9 % |  |
 | Windows NT | 74 | 0.2 % | |
 | Windows Vista | 3023 | 8.2 % | |
 | Windows 98 | 39 | 0.1 % | |
 | Windows 2003 | 278 | 0.7 % | |
 | Windows 2000 | 755 | 2 % | |
| BSD | 51 | 0.1 % | ||
 | FreeBSD | 51 | 0.1 % | |
| Linux | 6390 | 17.3 % | ||
 | Ubuntu | 2924 | 7.9 % | |
 | Suse | 106 | 0.2 % | |
 | Mandriva (or Mandrake) | 1 | 0 % | |
 | Fedora | 43 | 0.1 % | |
 | Debian | 418 | 1.1 % | |
 | GNU Linux (Unknown or unspecified distribution) | 2898 | 7.8 % | |
| Macintosh | 3168 | 8.6 % | ||
 | Mac OS X | 3167 | 8.6 % | |
 | Mac OS | 1 | 0 % | |
| Others | 2793 | 7.5 % | ||
 | Unknown | 2780 | 7.5 % | |
 | Sun Solaris | 13 | 0 % | |