| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 838500 | 53.2 % | ||
 | Windows XP | 40957 | 2.5 % |  |
 | Windows Vista | 154365 | 9.7 % | |
 | Windows (unknown version) | 3029 | 0.1 % | |
 | Windows NT | 42046 | 2.6 % | |
 | Windows ME | 14 | 0 % | |
 | Windows Vista (LongHorn) | 13224 | 0.8 % | |
 | Windows Mobile | 12 | 0 % | |
 | Windows 98 | 11 | 0 % | |
 | Windows 95 | 69 | 0 % | |
 | Windows 2008 | 584161 | 37 % | |
 | Windows 2003 | 490 | 0 % | |
 | Windows 2000 | 117 | 0 % | |
 | Windows 3.xx | 5 | 0 % | |
| BSD | 66 | 0 % | ||
 | OpenBSD | 5 | 0 % | |
 | NetBSD | 4 | 0 % | |
 | FreeBSD | 57 | 0 % | |
| Linux | 180428 | 11.4 % | ||
 | Ubuntu | 1891 | 0.1 % | |
 | Suse | 1 | 0 % | |
 | Red Hat | 1 | 0 % | |
 | Gentoo | 611 | 0 % | |
 | Fedora | 2 | 0 % | |
 | Debian | 11 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 177911 | 11.2 % | |
| Macintosh | 335877 | 21.3 % | ||
 | Mac OS X | 335707 | 21.3 % | |
 | Mac OS | 170 | 0 % | |
| Others | 220447 | 13.9 % | ||
 | Unknown | 171129 | 10.8 % | |
 | Unknown Unix system | 49213 | 3.1 % | |
 | Symbian OS | 105 | 0 % | |