| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 303288 | 73.4 % | ||
 | Windows XP | 25036 | 6 % |  |
 | Windows Vista | 78982 | 19.1 % | |
 | Windows (unknown version) | 44 | 0 % | |
 | Windows NT | 47 | 0 % | |
 | Windows Vista (LongHorn) | 8224 | 1.9 % | |
 | Windows Mobile | 5 | 0 % | |
 | Windows 98 | 4638 | 1.1 % | |
 | Windows 95 | 4564 | 1.1 % | |
 | Windows 2008 | 174521 | 42.2 % | |
 | Windows 2003 | 593 | 0.1 % | |
 | Windows 2000 | 835 | 0.2 % | |
 | Windows 3.xx | 5799 | 1.4 % | |
| BSD | 17 | 0 % | ||
 | OpenBSD | 11 | 0 % | |
 | FreeBSD | 6 | 0 % | |
| Linux | 6498 | 1.5 % | ||
 | Ubuntu | 373 | 0 % | |
 | Suse | 63 | 0 % | |
 | Red Hat | 28 | 0 % | |
 | Mandriva (or Mandrake) | 2 | 0 % | |
 | Gentoo | 13 | 0 % | |
 | Fedora | 18 | 0 % | |
 | Debian | 8 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 5993 | 1.4 % | |
| Macintosh | 24750 | 5.9 % | ||
 | Mac OS X | 24734 | 5.9 % | |
 | Mac OS | 16 | 0 % | |
| Others | 78293 | 18.9 % | ||
 | Unknown | 75709 | 18.3 % | |
 | Unknown Unix system | 2564 | 0.6 % | |
 | Symbian OS | 19 | 0 % | |
 | Commodore 64 | 1 | 0 % | |