| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 948836 | 75.6 % | ||
 | Windows XP | 640478 | 51 % |  |
 | Windows NT | 32378 | 2.5 % | |
 | Windows Me | 529 | 0 % | |
 | Windows Vista | 252738 | 20.1 % | |
 | Windows CE | 370 | 0 % | |
 | Windows 98 | 2449 | 0.1 % | |
 | Windows 95 | 94 | 0 % | |
 | Windows 2003 | 5479 | 0.4 % | |
 | Windows 2000 | 14283 | 1.1 % | |
 | Windows 3.xx | 38 | 0 % | |
| BSD | 101 | 0 % | ||
 | OpenBSD | 1 | 0 % | |
 | FreeBSD | 100 | 0 % | |
| Linux | 33268 | 2.6 % | ||
 | Ubuntu | 14612 | 1.1 % | |
 | Suse | 1067 | 0 % | |
 | Red Hat | 1512 | 0.1 % | |
 | Mandriva (or Mandrake) | 226 | 0 % | |
 | Fedora | 1475 | 0.1 % | |
 | Debian | 1510 | 0.1 % | |
 | Centos | 161 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 12705 | 1 % | |
| Macintosh | 128219 | 10.2 % | ||
 | Mac OS X | 128030 | 10.2 % | |
 | Mac OS | 189 | 0 % | |
| Others | 143807 | 11.4 % | ||
 | Unknown | 142527 | 11.3 % | |
 | Sony PlayStation Portable | 517 | 0 % | |
 | Symbian OS | 460 | 0 % | |
 | Sun Solaris | 155 | 0 % | |
 | Unknown Unix system | 104 | 0 % | |
 | WebTV | 16 | 0 % | |
 | BeOS | 12 | 0 % | |
 | AmigaOS | 6 | 0 % | |
 | OS/2 | 4 | 0 % | |
 | VMS | 2 | 0 % | |
 | CPM | 2 | 0 % | |
 | OSF Unix | 1 | 0 % | |
 | Aix | 1 | 0 % | |