| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 166183 | 73.8 % | ||
 | Windows XP | 10169 | 4.5 % |  |
 | Windows Vista | 32109 | 14.2 % | |
 | Windows (unknown version) | 148 | 0 % | |
 | Windows NT | 46855 | 20.8 % | |
 | Windows Vista (LongHorn) | 5673 | 2.5 % | |
 | Windows Mobile | 3 | 0 % | |
 | Windows 98 | 110 | 0 % | |
 | Windows 95 | 5 | 0 % | |
 | Windows 2008 | 69479 | 30.8 % | |
 | Windows 2003 | 66 | 0 % | |
 | Windows 2000 | 1564 | 0.6 % | |
 | Windows 3.xx | 2 | 0 % | |
| BSD | 10 | 0 % | ||
 | OpenBSD | 8 | 0 % | |
 | NetBSD | 1 | 0 % | |
 | FreeBSD | 1 | 0 % | |
| Linux | 7515 | 3.3 % | ||
 | Ubuntu | 107 | 0 % | |
 | Suse | 4 | 0 % | |
 | Fedora | 2 | 0 % | |
 | Debian | 1 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 7401 | 3.2 % | |
| Macintosh | 37377 | 16.6 % | ||
 | Mac OS X | 37377 | 16.6 % | |
| Others | 14019 | 6.2 % | ||
 | Unknown | 13581 | 6 % | |
 | Unknown Unix system | 417 | 0.1 % | |
 | OS/2 | 9 | 0 % | |
 | Nintendo Wii | 6 | 0 % | |
 | Symbian OS | 6 | 0 % | |