| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 4133991 | 91.7 % | ||
 | Windows XP | 1210363 | 26.8 % |  |
 | Windows Vista | 339514 | 7.5 % | |
 | Windows (unknown version) | 12276 | 0.2 % | |
 | Windows NT | 119 | 0 % | |
 | Windows Vista (LongHorn) | 48585 | 1 % | |
 | Windows Mobile | 241 | 0 % | |
 | Windows 98 | 1397 | 0 % | |
 | Windows 2008 | 2503151 | 55.5 % | |
 | Windows 2003 | 15794 | 0.3 % | |
 | Windows 2000 | 2548 | 0 % | |
 | Windows 3.xx | 3 | 0 % | |
| BSD | 6 | 0 % | ||
 | FreeBSD | 6 | 0 % | |
| Linux | 131879 | 2.9 % | ||
 | Ubuntu | 1021 | 0 % | |
 | Suse | 6 | 0 % | |
 | Mandriva (or Mandrake) | 8 | 0 % | |
 | Fedora | 6 | 0 % | |
 | Debian | 6 | 0 % | |
 | ASPLinux | 105 | 0 % | |
 | Google Android | 103033 | 2.2 % | |
 | GNU Linux (Unknown or unspecified distribution) | 27694 | 0.6 % | |
| Macintosh | 115915 | 2.5 % | ||
 | Mac OS X | 115915 | 2.5 % | |
| Others | 124265 | 2.7 % | ||
 | Unknown | 95395 | 2.1 % | |
 | Java Mobile | 25448 | 0.5 % | |
 | Symbian OS | 2392 | 0 % | |
 | Java | 988 | 0 % | |
 | Unknown Unix system | 24 | 0 % | |
 | Sun Solaris | 10 | 0 % | |
 | BlackBerry | 8 | 0 % | |