| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 764420 | 58.6 % | ||
 | Windows XP | 18455 | 1.4 % |  |
 | Windows Vista | 70242 | 5.3 % | |
 | Windows (unknown version) | 243 | 0 % | |
 | Windows NT | 379139 | 29 % | |
 | Windows ME | 26 | 0 % | |
 | Windows Vista (LongHorn) | 6572 | 0.5 % | |
 | Windows Mobile | 50 | 0 % | |
 | Windows 98 | 77 | 0 % | |
 | Windows 95 | 53 | 0 % | |
 | Windows 2008 | 289025 | 22.1 % | |
 | Windows 2003 | 411 | 0 % | |
 | Windows 2000 | 61 | 0 % | |
 | Windows 3.xx | 66 | 0 % | |
| BSD | 260 | 0 % | ||
 | OpenBSD | 33 | 0 % | |
 | NetBSD | 36 | 0 % | |
 | FreeBSD | 191 | 0 % | |
| Linux | 232449 | 17.8 % | ||
 | Ubuntu | 12382 | 0.9 % | |
 | Suse | 29 | 0 % | |
 | Gentoo | 3 | 0 % | |
 | Fedora | 18 | 0 % | |
 | Debian | 22 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 219995 | 16.8 % | |
| Macintosh | 227750 | 17.4 % | ||
 | Mac OS X | 227739 | 17.4 % | |
 | Mac OS | 11 | 0 % | |
| Others | 78670 | 6 % | ||
 | Unknown | 76732 | 5.8 % | |
 | Unknown Unix system | 1919 | 0.1 % | |
 | OSF Unix | 4 | 0 % | |
 | RISC OS | 3 | 0 % | |
 | Sun Solaris | 3 | 0 % | |
 | Irix | 3 | 0 % | |
 | AmigaOS | 3 | 0 % | |
 | OS/2 | 2 | 0 % | |
 | HP UX | 1 | 0 % | |