| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 180325 | 70.4 % | ||
 | Windows XP | 8409 | 3.2 % |  |
 | Windows Vista | 18193 | 7.1 % | |
 | Windows (unknown version) | 156 | 0 % | |
 | Windows NT | 92501 | 36.1 % | |
 | Windows Vista (LongHorn) | 2407 | 0.9 % | |
 | Windows 98 | 70 | 0 % | |
 | Windows 95 | 2 | 0 % | |
 | Windows 2008 | 57924 | 22.6 % | |
 | Windows 2003 | 91 | 0 % | |
 | Windows 2000 | 570 | 0.2 % | |
 | Windows 3.xx | 2 | 0 % | |
| BSD | 41 | 0 % | ||
 | OpenBSD | 26 | 0 % | |
 | NetBSD | 5 | 0 % | |
 | FreeBSD | 10 | 0 % | |
| Linux | 11361 | 4.4 % | ||
 | Ubuntu | 248 | 0 % | |
 | Suse | 1 | 0 % | |
 | Gentoo | 10 | 0 % | |
 | Debian | 9 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 11093 | 4.3 % | |
| Macintosh | 51652 | 20.1 % | ||
 | Mac OS X | 51596 | 20.1 % | |
 | Mac OS | 56 | 0 % | |
| Others | 12624 | 4.9 % | ||
 | Unknown | 11576 | 4.5 % | |
 | Unknown Unix system | 1043 | 0.4 % | |
 | Nintendo Wii | 2 | 0 % | |
 | Symbian OS | 2 | 0 % | |
 | AmigaOS | 1 | 0 % | |