| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 27934 | 51.3 % | ||
 | Windows XP | 10232 | 18.8 % |  |
 | Windows (unknown version) | 56 | 0.1 % | |
 | Windows NT | 80 | 0.1 % | |
 | Windows ME | 28 | 0 % | |
 | Windows Vista (LongHorn) | 3496 | 6.4 % | |
 | Windows Mobile | 3 | 0 % | |
 | Windows 98 | 32 | 0 % | |
 | Windows 95 | 3 | 0 % | |
 | Windows 2008 | 13724 | 25.2 % | |
 | Windows 2003 | 188 | 0.3 % | |
 | Windows 2000 | 72 | 0.1 % | |
 | Windows 3.xx | 20 | 0 % | |
| Linux | 16887 | 31 % | ||
 | Ubuntu | 2465 | 4.5 % | |
 | Suse | 36 | 0 % | |
 | Red Hat | 52 | 0 % | |
 | Mandriva (or Mandrake) | 50 | 0 % | |
 | Gentoo | 332 | 0.6 % | |
 | Fedora | 87 | 0.1 % | |
 | Debian | 18 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 13847 | 25.4 % | |
| Macintosh | 4818 | 8.8 % | ||
 | Mac OS X | 4817 | 8.8 % | |
 | Mac OS | 1 | 0 % | |
| Others | 4781 | 8.7 % | ||
 | Unknown | 4659 | 8.5 % | |
 | Unknown Unix system | 97 | 0.1 % | |
 | Sun Solaris | 16 | 0 % | |
 | Symbian OS | 9 | 0 % | |