| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 4958 | 95.4 % | ||
 | Windows XP | 1875 | 36 % |  |
 | Windows NT | 2252 | 43.3 % | |
 | Windows Vista | 823 | 15.8 % | |
 | Windows 98 | 3 | 0 % | |
 | Windows 2003 | 3 | 0 % | |
 | Windows 2000 | 2 | 0 % | |
| Linux | 162 | 3.1 % | ||
 | Ubuntu | 145 | 2.7 % | |
 | GNU Linux (Unknown or unspecified distribution) | 17 | 0.3 % | |
| Macintosh | 54 | 1 % | ||
 | Mac OS X | 54 | 1 % | |
| Others | 22 | 0.4 % | ||
 | Unknown | 21 | 0.4 % | |
 | Symbian OS | 1 | 0 % | |