| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 135 | 28.5 % | ||
 | Windows XP | 67 | 14.1 % |  |
 | Windows Vista | 1 | 0.2 % | |
 | Windows ME | 1 | 0.2 % | |
 | Windows Vista (LongHorn) | 24 | 5 % | |
 | Windows 98 | 3 | 0.6 % | |
 | Windows 2008 | 38 | 8 % | |
 | Windows 2000 | 1 | 0.2 % | |
| Linux | 238 | 50.3 % | ||
 | Ubuntu | 11 | 2.3 % | |
 | Red Hat | 26 | 5.4 % | |
 | Debian | 1 | 0.2 % | |
 | GNU Linux (Unknown or unspecified distribution) | 200 | 42.2 % | |
| Macintosh | 79 | 16.7 % | ||
 | Mac OS X | 79 | 16.7 % | |
| Others | 21 | 4.4 % | ||
 | Unknown | 20 | 4.2 % | |
 | Unknown Unix system | 1 | 0.2 % | |