| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 5,097 | 98.1 % | ||
 | Windows XP | 286 | 5.5 % |  |
 | Windows Vista | 39 | 0.7 % | |
 | Windows NT | 3 | 0 % | |
 | Windows ME | 1 | 0 % | |
 | Windows Vista (LongHorn) | 9 | 0.1 % | |
 | Windows 7 | 325 | 6.2 % | |
 | Windows 2003 | 4,433 | 85.3 % | |
 | Windows 2000 | 1 | 0 % | |
| Linux | 68 | 1.3 % | ||
 | Ubuntu | 25 | 0.4 % | |
 | GNU Linux (Unknown or unspecified distribution) | 43 | 0.8 % | |
| Macintosh | 4 | 0 % | ||
 | Mac OS X | 4 | 0 % | |
| Others | 26 | 0.5 % | ||
 | Unknown | 23 | 0.4 % | |
 | Unknown Unix system | 3 | 0 % | |