| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 208144 | 61.6 % | ||
 | Windows XP | 68360 | 20.2 % |  |
 | Windows Vista | 103 | 0 % | |
 | Windows (unknown version) | 55 | 0 % | |
 | Windows NT | 29 | 0 % | |
 | Windows ME | 10 | 0 % | |
 | Windows Vista (LongHorn) | 29138 | 8.6 % | |
 | Windows Mobile | 47 | 0 % | |
 | Windows 98 | 23463 | 6.9 % | |
 | Windows 95 | 9 | 0 % | |
 | Windows 2008 | 78065 | 23.1 % | |
 | Windows 2003 | 951 | 0.2 % | |
 | Windows 2000 | 7912 | 2.3 % | |
 | Windows 3.xx | 2 | 0 % | |
| BSD | 46 | 0 % | ||
 | OpenBSD | 2 | 0 % | |
 | FreeBSD | 44 | 0 % | |
| Linux | 3646 | 1 % | ||
 | Ubuntu | 604 | 0.1 % | |
 | Suse | 73 | 0 % | |
 | Red Hat | 44 | 0 % | |
 | Mandriva (or Mandrake) | 49 | 0 % | |
 | Gentoo | 82 | 0 % | |
 | Fedora | 84 | 0 % | |
 | Debian | 27 | 0 % | |
 | Centos | 53 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 2630 | 0.7 % | |
| Macintosh | 56062 | 16.5 % | ||
 | Mac OS X | 56053 | 16.5 % | |
 | Mac OS | 9 | 0 % | |
| Others | 69894 | 20.6 % | ||
 | Unknown | 69453 | 20.5 % | |
 | Symbian OS | 336 | 0 % | |
 | Sony PlayStation Portable | 68 | 0 % | |
 | Nintendo Wii | 24 | 0 % | |
 | Unknown Unix system | 12 | 0 % | |
 | CPM | 1 | 0 % | |