| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 304179 | 79.4 % | ||
 | Windows XP | 147905 | 38.6 % |  |
 | Windows Vista | 42 | 0 % | |
 | Windows (unknown version) | 4695 | 1.2 % | |
 | Windows NT | 160 | 0 % | |
 | Windows ME | 63 | 0 % | |
 | Windows Vista (LongHorn) | 27070 | 7 % | |
 | Windows Mobile | 40 | 0 % | |
 | Windows 98 | 176 | 0 % | |
 | Windows 95 | 20 | 0 % | |
 | Windows 2008 | 117842 | 30.7 % | |
 | Windows 2003 | 4603 | 1.2 % | |
 | Windows 2000 | 1556 | 0.4 % | |
 | Windows 3.xx | 7 | 0 % | |
| BSD | 13 | 0 % | ||
 | FreeBSD | 13 | 0 % | |
| Linux | 20895 | 5.4 % | ||
 | Ubuntu | 4493 | 1.1 % | |
 | Suse | 658 | 0.1 % | |
 | Red Hat | 776 | 0.2 % | |
 | Mandriva (or Mandrake) | 91 | 0 % | |
 | Gentoo | 91 | 0 % | |
 | Fedora | 1066 | 0.2 % | |
 | Debian | 160 | 0 % | |
 | Centos | 349 | 0 % | |
 | Google Android | 1220 | 0.3 % | |
 | GNU Linux (Unknown or unspecified distribution) | 11991 | 3.1 % | |
| Macintosh | 39143 | 10.2 % | ||
 | Mac OS X | 39141 | 10.2 % | |
 | Mac OS | 2 | 0 % | |
| Others | 18749 | 4.8 % | ||
 | Unknown | 17064 | 4.4 % | |
 | Java Mobile | 1156 | 0.3 % | |
 | BlackBerry | 282 | 0 % | |
 | Sun Solaris | 118 | 0 % | |
 | Symbian OS | 72 | 0 % | |
 | Java | 53 | 0 % | |
 | Sony PlayStation | 2 | 0 % | |
 | QNX | 1 | 0 % | |
 | Aix | 1 | 0 % | |