| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 20352 | 63.2 % | ||
 | Windows XP | 5169 | 16 % |  |
 | Windows Vista | 1029 | 3.1 % | |
 | Windows (unknown version) | 140 | 0.4 % | |
 | Windows NT | 757 | 2.3 % | |
 | Windows ME | 27 | 0 % | |
 | Windows Vista (LongHorn) | 911 | 2.8 % | |
 | Windows Mobile | 9 | 0 % | |
 | Windows 98 | 97 | 0.3 % | |
 | Windows 95 | 38 | 0.1 % | |
 | Windows 2008 | 10316 | 32 % | |
 | Windows 2003 | 375 | 1.1 % | |
 | Windows 2000 | 1479 | 4.5 % | |
 | Windows 3.xx | 5 | 0 % | |
| BSD | 81 | 0.2 % | ||
 | NetBSD | 17 | 0 % | |
 | FreeBSD | 64 | 0.1 % | |
| Linux | 4235 | 13.1 % | ||
 | Ubuntu | 355 | 1.1 % | |
 | Suse | 36 | 0.1 % | |
 | Mandriva (or Mandrake) | 1 | 0 % | |
 | Fedora | 25 | 0 % | |
 | Debian | 7 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 3811 | 11.8 % | |
| Macintosh | 1352 | 4.2 % | ||
 | Mac OS X | 1352 | 4.2 % | |
| Others | 6161 | 19.1 % | ||
 | Unknown | 6045 | 18.7 % | |
 | Symbian OS | 98 | 0.3 % | |
 | Unknown Unix system | 12 | 0 % | |
 | Sun Solaris | 6 | 0 % | |