| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 353973 | 80.3 % | ||
 | Windows XP | 220952 | 50.1 % |  |
 | Windows (unknown version) | 5217 | 1.1 % | |
 | Windows NT | 139 | 0 % | |
 | Windows ME | 66 | 0 % | |
 | Windows Vista (LongHorn) | 25031 | 5.6 % | |
 | Windows Mobile | 6 | 0 % | |
 | Windows 98 | 147 | 0 % | |
 | Windows 95 | 8 | 0 % | |
 | Windows 2008 | 94888 | 21.5 % | |
 | Windows 2003 | 4681 | 1 % | |
 | Windows 2000 | 2835 | 0.6 % | |
 | Windows 3.xx | 3 | 0 % | |
| BSD | 4 | 0 % | ||
 | OpenBSD | 2 | 0 % | |
 | FreeBSD | 2 | 0 % | |
| Linux | 23826 | 5.4 % | ||
 | Vine Linux | 26 | 0 % | |
 | Ubuntu | 5535 | 1.2 % | |
 | Suse | 676 | 0.1 % | |
 | Red Hat | 931 | 0.2 % | |
 | Mandriva (or Mandrake) | 96 | 0 % | |
 | Gentoo | 41 | 0 % | |
 | Fedora | 1251 | 0.2 % | |
 | Debian | 545 | 0.1 % | |
 | Centos | 690 | 0.1 % | |
 | ASPLinux | 12 | 0 % | |
 | Google Android | 514 | 0.1 % | |
 | GNU Linux (Unknown or unspecified distribution) | 13509 | 3 % | |
| Macintosh | 36867 | 8.3 % | ||
 | Mac OS X | 36845 | 8.3 % | |
 | Mac OS | 22 | 0 % | |
| Others | 25622 | 5.8 % | ||
 | Unknown | 24565 | 5.5 % | |
 | Java Mobile | 721 | 0.1 % | |
 | Symbian OS | 122 | 0 % | |
 | BlackBerry | 120 | 0 % | |
 | Sun Solaris | 53 | 0 % | |
 | Java | 29 | 0 % | |
 | Unknown Unix system | 12 | 0 % | |