| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 25532 | 50.1 % | ||
 | Windows XP | 10199 | 20 % |  |
 | Windows (unknown version) | 75 | 0.1 % | |
 | Windows NT | 62 | 0.1 % | |
 | Windows ME | 15 | 0 % | |
 | Windows Vista (LongHorn) | 3149 | 6.1 % | |
 | Windows 98 | 26 | 0 % | |
 | Windows 95 | 4 | 0 % | |
 | Windows 2008 | 11654 | 22.9 % | |
 | Windows 2003 | 230 | 0.4 % | |
 | Windows 2000 | 110 | 0.2 % | |
 | Windows 3.xx | 8 | 0 % | |
| BSD | 16 | 0 % | ||
 | FreeBSD | 16 | 0 % | |
| Linux | 16147 | 31.7 % | ||
 | Ubuntu | 3068 | 6 % | |
 | Suse | 79 | 0.1 % | |
 | Red Hat | 16 | 0 % | |
 | Mandriva (or Mandrake) | 33 | 0 % | |
 | Gentoo | 263 | 0.5 % | |
 | Fedora | 42 | 0 % | |
 | Debian | 74 | 0.1 % | |
 | Centos | 16 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 12556 | 24.6 % | |
| Macintosh | 3502 | 6.8 % | ||
 | Mac OS X | 3502 | 6.8 % | |
| Others | 5670 | 11.1 % | ||
 | Unknown | 5352 | 10.5 % | |
 | Unknown Unix system | 297 | 0.5 % | |
 | Symbian OS | 12 | 0 % | |
 | Sony PlayStation Portable | 9 | 0 % | |