| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 18495 | 40 % | ||
 | Windows XP | 797 | 1.7 % |  |
 | Windows Vista | 1810 | 3.9 % | |
 | Windows (unknown version) | 2 | 0 % | |
 | Windows NT | 9426 | 20.3 % | |
 | Windows Vista (LongHorn) | 44 | 0 % | |
 | Windows 98 | 2 | 0 % | |
 | Windows 2008 | 6358 | 13.7 % | |
 | Windows 2003 | 24 | 0 % | |
 | Windows 2000 | 29 | 0 % | |
 | Windows 3.xx | 3 | 0 % | |
| BSD | 86 | 0.1 % | ||
 | OpenBSD | 23 | 0 % | |
 | NetBSD | 27 | 0 % | |
 | FreeBSD | 36 | 0 % | |
| Linux | 17138 | 37 % | ||
 | Ubuntu | 536 | 1.1 % | |
 | Suse | 1 | 0 % | |
 | Gentoo | 10 | 0 % | |
 | Fedora | 19 | 0 % | |
 | Debian | 9 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 16563 | 35.8 % | |
| Macintosh | 6330 | 13.6 % | ||
 | Mac OS X | 6276 | 13.5 % | |
 | Mac OS | 54 | 0.1 % | |
| Others | 4177 | 9 % | ||
 | Unknown | 4094 | 8.8 % | |
 | Unknown Unix system | 45 | 0 % | |
 | OS/2 | 15 | 0 % | |
 | Sun Solaris | 12 | 0 % | |
 | Irix | 10 | 0 % | |
 | Aix | 1 | 0 % | |