| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 5866 | 78.9 % | ||
 | Windows XP | 778 | 10.4 % |  |
 | Windows NT | 4830 | 64.9 % | |
 | Windows Me | 6 | 0 % | |
 | Windows Vista | 122 | 1.6 % | |
 | Windows 98 | 2 | 0 % | |
 | Windows 2003 | 47 | 0.6 % | |
 | Windows 2000 | 81 | 1 % | |
| BSD | 2 | 0 % | ||
 | FreeBSD | 2 | 0 % | |
| Linux | 277 | 3.7 % | ||
 | Ubuntu | 13 | 0.1 % | |
 | Fedora | 2 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 262 | 3.5 % | |
| Macintosh | 888 | 11.9 % | ||
 | Mac OS X | 888 | 11.9 % | |
| Others | 400 | 5.3 % | ||
 | Unknown | 344 | 4.6 % | |
 | Unknown Unix system | 56 | 0.7 % | |