| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 1278588 | 76.9 % | ||
 | Windows XP | 402146 | 24.1 % |  |
 | Windows Vista | 2233 | 0.1 % | |
 | Windows (unknown version) | 4555 | 0.2 % | |
 | Windows NT | 68175 | 4.1 % | |
 | Windows ME | 244 | 0 % | |
 | Windows Vista (LongHorn) | 96315 | 5.7 % | |
 | Windows Mobile | 70 | 0 % | |
 | Windows 98 | 435 | 0 % | |
 | Windows 95 | 122 | 0 % | |
 | Windows 2008 | 694436 | 41.7 % | |
 | Windows 2003 | 7649 | 0.4 % | |
 | Windows 2000 | 2182 | 0.1 % | |
 | Windows 3.xx | 26 | 0 % | |
| BSD | 1 | 0 % | ||
 | FreeBSD | 1 | 0 % | |
| Linux | 37646 | 2.2 % | ||
 | Ubuntu | 1938 | 0.1 % | |
 | Suse | 76 | 0 % | |
 | Red Hat | 25 | 0 % | |
 | Mandriva (or Mandrake) | 48 | 0 % | |
 | Gentoo | 499 | 0 % | |
 | Fedora | 206 | 0 % | |
 | Debian | 31 | 0 % | |
 | Centos | 42 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 34781 | 2 % | |
| Macintosh | 288696 | 17.3 % | ||
 | Mac OS X | 288489 | 17.3 % | |
 | Mac OS | 207 | 0 % | |
| Others | 57273 | 3.4 % | ||
 | Unknown | 55817 | 3.3 % | |
 | Symbian OS | 1083 | 0 % | |
 | Unknown Unix system | 202 | 0 % | |
 | Sun Solaris | 97 | 0 % | |
 | Nintendo Wii | 74 | 0 % | |