| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 10152 | 37.5 % | ||
 | Windows XP | 3360 | 12.4 % |  |
 | Windows (unknown version) | 54 | 0.1 % | |
 | Windows NT | 66 | 0.2 % | |
 | Windows ME | 6 | 0 % | |
 | Windows Vista (LongHorn) | 1328 | 4.9 % | |
 | Windows 98 | 4 | 0 % | |
 | Windows 2008 | 5194 | 19.2 % | |
 | Windows 2003 | 113 | 0.4 % | |
 | Windows 2000 | 27 | 0 % | |
| BSD | 53 | 0.1 % | ||
 | FreeBSD | 53 | 0.1 % | |
| Linux | 11317 | 41.8 % | ||
 | Ubuntu | 1567 | 5.7 % | |
 | Suse | 23 | 0 % | |
 | Red Hat | 20 | 0 % | |
 | Mandriva (or Mandrake) | 17 | 0 % | |
 | Gentoo | 104 | 0.3 % | |
 | Fedora | 2 | 0 % | |
 | Debian | 2 | 0 % | |
 | Centos | 1 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 9581 | 35.4 % | |
| Macintosh | 1687 | 6.2 % | ||
 | Mac OS X | 1687 | 6.2 % | |
| Others | 3810 | 14.1 % | ||
 | Unknown | 3622 | 13.4 % | |
 | Unknown Unix system | 182 | 0.6 % | |
 | Symbian OS | 6 | 0 % | |