| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 406054 | 76.6 % | ||
 | Windows XP | 175804 | 33.1 % |  |
 | Windows Vista | 104 | 0 % | |
 | Windows (unknown version) | 3055 | 0.5 % | |
 | Windows NT | 348 | 0 % | |
 | Windows ME | 70 | 0 % | |
 | Windows Vista (LongHorn) | 35474 | 6.6 % | |
 | Windows Mobile | 4 | 0 % | |
 | Windows 98 | 98 | 0 % | |
 | Windows 95 | 50 | 0 % | |
 | Windows 2008 | 181772 | 34.3 % | |
 | Windows 2003 | 3974 | 0.7 % | |
 | Windows 2000 | 5291 | 0.9 % | |
 | Windows 3.xx | 10 | 0 % | |
| BSD | 90 | 0 % | ||
 | NetBSD | 1 | 0 % | |
 | FreeBSD | 89 | 0 % | |
| Linux | 33165 | 6.2 % | ||
 | Ubuntu | 5258 | 0.9 % | |
 | Suse | 862 | 0.1 % | |
 | Red Hat | 1321 | 0.2 % | |
 | PCLinuxOS | 19 | 0 % | |
 | Mandriva (or Mandrake) | 137 | 0 % | |
 | Gentoo | 295 | 0 % | |
 | Fedora | 1092 | 0.2 % | |
 | Debian | 190 | 0 % | |
 | Centos | 543 | 0.1 % | |
 | Google Android | 2192 | 0.4 % | |
 | GNU Linux (Unknown or unspecified distribution) | 21256 | 4 % | |
| Macintosh | 53743 | 10.1 % | ||
 | Mac OS X | 53741 | 10.1 % | |
 | Mac OS | 2 | 0 % | |
| Others | 36705 | 6.9 % | ||
 | Unknown | 33308 | 6.2 % | |
 | Java Mobile | 2439 | 0.4 % | |
 | BlackBerry | 380 | 0 % | |
 | Symbian OS | 347 | 0 % | |
 | Java | 97 | 0 % | |
 | Sun Solaris | 81 | 0 % | |
 | Sony PlayStation | 51 | 0 % | |
 | iPhone OS (iPhone/iPod) | 1 | 0 % | |
 | Nintendo Wii | 1 | 0 % | |