| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 134475 | 75.2 % | ||
 | Windows XP | 101891 | 56.9 % |  |
 | Windows (unknown version) | 66 | 0 % | |
 | Windows NT | 675 | 0.3 % | |
 | Windows ME | 742 | 0.4 % | |
 | Windows Vista (LongHorn) | 224 | 0.1 % | |
 | Windows Mobile | 13 | 0 % | |
 | Windows 98 | 13044 | 7.2 % | |
 | Windows 95 | 59 | 0 % | |
 | Windows 2003 | 915 | 0.5 % | |
 | Windows 2000 | 16846 | 9.4 % | |
| BSD | 22 | 0 % | ||
 | NetBSD | 1 | 0 % | |
 | FreeBSD | 21 | 0 % | |
| Linux | 4732 | 2.6 % | ||
 | White Box Linux | 3 | 0 % | |
 | Vine Linux | 7 | 0 % | |
 | Ubuntu | 175 | 0 % | |
 | Suse | 314 | 0.1 % | |
 | Red Hat | 559 | 0.3 % | |
 | Mandriva (or Mandrake) | 33 | 0 % | |
 | Gentoo | 4 | 0 % | |
 | Fedora | 812 | 0.4 % | |
 | Debian | 449 | 0.2 % | |
 | Centos | 101 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 2275 | 1.2 % | |
| Macintosh | 5338 | 2.9 % | ||
 | Mac OS X | 5062 | 2.8 % | |
 | Mac OS | 276 | 0.1 % | |
| Others | 34225 | 19.1 % | ||
 | Unknown | 34054 | 19 % | |
 | Sun Solaris | 141 | 0 % | |
 | OSF Unix | 12 | 0 % | |
 | WebTV | 5 | 0 % | |
 | Irix | 4 | 0 % | |
 | CP/M | 3 | 0 % | |
 | OS/2 | 2 | 0 % | |
 | VMS | 1 | 0 % | |
 | Java Mobile | 1 | 0 % | |
 | Unknown Unix system | 1 | 0 % | |
 | HP UX | 1 | 0 % | |