| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 2735 | 65.4 % | ||
 | Windows XP | 131 | 3.1 % |  |
 | Windows Vista | 558 | 13.3 % | |
 | Windows NT | 627 | 15 % | |
 | Windows Vista (LongHorn) | 1 | 0 % | |
 | Windows 2008 | 1417 | 33.9 % | |
 | Windows 2003 | 1 | 0 % | |
| Linux | 581 | 13.9 % | ||
 | Ubuntu | 6 | 0.1 % | |
 | Debian | 11 | 0.2 % | |
 | GNU Linux (Unknown or unspecified distribution) | 564 | 13.4 % | |
| Macintosh | 770 | 18.4 % | ||
 | Mac OS X | 770 | 18.4 % | |
| Others | 92 | 2.2 % | ||
 | Unknown | 50 | 1.1 % | |
 | Unknown Unix system | 42 | 1 % | |