| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 21756 | 45.3 % | ||
 | Windows XP | 3363 | 7 % |  |
 | Windows Vista | 2060 | 4.2 % | |
 | Windows (unknown version) | 324 | 0.6 % | |
 | Windows NT | 68 | 0.1 % | |
 | Windows ME | 8 | 0 % | |
 | Windows Vista (LongHorn) | 2098 | 4.3 % | |
 | Windows Mobile | 9 | 0 % | |
 | Windows 98 | 30 | 0 % | |
 | Windows 95 | 12 | 0 % | |
 | Windows 2008 | 13661 | 28.4 % | |
 | Windows 2003 | 49 | 0.1 % | |
 | Windows 2000 | 65 | 0.1 % | |
 | Windows 3.xx | 9 | 0 % | |
| BSD | 1 | 0 % | ||
 | FreeBSD | 1 | 0 % | |
| Linux | 8327 | 17.3 % | ||
 | Ubuntu | 15 | 0 % | |
 | Suse | 1 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 8311 | 17.3 % | |
| Macintosh | 12033 | 25 % | ||
 | Mac OS X | 12033 | 25 % | |
| Others | 5831 | 12.1 % | ||
 | Unknown | 5693 | 11.8 % | |
 | Unknown Unix system | 138 | 0.2 % | |