| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 890251 | 70.8 % | ||
 | Windows XP | 617868 | 49.1 % |  |
 | Windows Vista | 205 | 0 % | |
 | Windows (unknown version) | 498 | 0 % | |
 | Windows NT | 1306 | 0.1 % | |
 | Windows ME | 715 | 0 % | |
 | Windows Vista (LongHorn) | 202308 | 16.1 % | |
 | Windows Mobile | 94 | 0 % | |
 | Windows 98 | 1888 | 0.1 % | |
 | Windows 95 | 62 | 0 % | |
 | Windows 2008 | 41692 | 3.3 % | |
 | Windows 2003 | 9765 | 0.7 % | |
 | Windows 2000 | 13800 | 1 % | |
 | Windows 3.xx | 50 | 0 % | |
| BSD | 882 | 0 % | ||
 | OpenBSD | 66 | 0 % | |
 | NetBSD | 33 | 0 % | |
 | FreeBSD | 783 | 0 % | |
| Linux | 128472 | 10.2 % | ||
 | Ubuntu | 70800 | 5.6 % | |
 | Suse | 5811 | 0.4 % | |
 | Red Hat | 759 | 0 % | |
 | Mandriva (or Mandrake) | 1675 | 0.1 % | |
 | Gentoo | 2966 | 0.2 % | |
 | Fedora | 5999 | 0.4 % | |
 | Debian | 7417 | 0.5 % | |
 | Centos | 803 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 32242 | 2.5 % | |
| Macintosh | 153663 | 12.2 % | ||
 | Mac OS X | 153603 | 12.2 % | |
 | Mac OS | 60 | 0 % | |
| Others | 82605 | 6.5 % | ||
 | Unknown | 81803 | 6.5 % | |
 | Sun Solaris | 377 | 0 % | |
 | Symbian OS | 166 | 0 % | |
 | Sony PlayStation Portable | 86 | 0 % | |
 | CPM | 43 | 0 % | |
 | Nintendo Wii | 33 | 0 % | |
 | BeOS | 27 | 0 % | |
 | Unknown Unix system | 19 | 0 % | |
 | OS/2 | 10 | 0 % | |
 | Irix | 10 | 0 % | |
 | Aix | 10 | 0 % | |
 | RISC OS | 7 | 0 % | |
 | Commodore 64 | 7 | 0 % | |
 | HP UX | 6 | 0 % | |
 | AmigaOS | 1 | 0 % | |