| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Linux | 5755 | 16.5 % | ||
 | Ubuntu | 1 | 0 % |  |
 | GNU Linux (Unknown or unspecified distribution) | 5754 | 16.5 % | |
| Windows | 19738 | 56.6 % | ||
 | Windows XP | 2627 | 7.5 % | |
 | Windows NT | 16228 | 46.5 % | |
 | Windows Vista (Longhorn) | 644 | 1.8 % | |
 | Windows 2003 | 239 | 0.6 % | |
| Macintosh | 6813 | 19.5 % | ||
 | Mac OS X | 6813 | 19.5 % | |
| Others | 2523 | 7.2 % | ||
 | Unknown | 2489 | 7.1 % | |
 | Unknown Unix system | 34 | 0 % | |