| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 184731 | 71 % | ||
 | Windows XP | 6466 | 2.4 % |  |
 | Windows Vista | 18124 | 6.9 % | |
 | Windows (unknown version) | 106 | 0 % | |
 | Windows NT | 103137 | 39.6 % | |
 | Windows Vista (LongHorn) | 2293 | 0.8 % | |
 | Windows 98 | 50 | 0 % | |
 | Windows 95 | 19 | 0 % | |
 | Windows 2008 | 54037 | 20.7 % | |
 | Windows 2003 | 95 | 0 % | |
 | Windows 2000 | 375 | 0.1 % | |
 | Windows 3.xx | 29 | 0 % | |
| BSD | 16 | 0 % | ||
 | OpenBSD | 5 | 0 % | |
 | FreeBSD | 11 | 0 % | |
| Linux | 9669 | 3.7 % | ||
 | Ubuntu | 341 | 0.1 % | |
 | Suse | 1 | 0 % | |
 | Red Hat | 1 | 0 % | |
 | Gentoo | 8 | 0 % | |
 | Debian | 2 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 9316 | 3.5 % | |
| Macintosh | 52686 | 20.2 % | ||
 | Mac OS X | 52686 | 20.2 % | |
| Others | 12821 | 4.9 % | ||
 | Unknown | 12068 | 4.6 % | |
 | Unknown Unix system | 750 | 0.2 % | |
 | Symbian OS | 2 | 0 % | |
 | Nintendo Wii | 1 | 0 % | |