| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 15099 | 39.3 % | ||
 | Windows XP | 957 | 2.4 % |  |
 | Windows Vista | 1666 | 4.3 % | |
 | Windows (unknown version) | 2 | 0 % | |
 | Windows NT | 5365 | 13.9 % | |
 | Windows Vista (LongHorn) | 115 | 0.2 % | |
 | Windows 2008 | 6931 | 18 % | |
 | Windows 2003 | 40 | 0.1 % | |
 | Windows 2000 | 16 | 0 % | |
 | Windows 3.xx | 7 | 0 % | |
| BSD | 120 | 0.3 % | ||
 | OpenBSD | 23 | 0 % | |
 | NetBSD | 42 | 0.1 % | |
 | FreeBSD | 55 | 0.1 % | |
| Linux | 13323 | 34.6 % | ||
 | Ubuntu | 513 | 1.3 % | |
 | Suse | 14 | 0 % | |
 | Red Hat | 9 | 0 % | |
 | Gentoo | 1 | 0 % | |
 | Fedora | 8 | 0 % | |
 | Debian | 1 | 0 % | |
 | Centos | 18 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 12759 | 33.2 % | |
| Macintosh | 4498 | 11.7 % | ||
 | Mac OS X | 4494 | 11.7 % | |
 | Mac OS | 4 | 0 % | |
| Others | 5363 | 13.9 % | ||
 | Unknown | 5336 | 13.8 % | |
 | Unknown Unix system | 18 | 0 % | |
 | OS/2 | 9 | 0 % | |