| Versioni | Accessi | Percentuale | ||
|---|---|---|---|---|
| BSD | 3 | 0 % | ||
 | FreeBSD | 3 | 0 % |  |
| Linux | 560073 | 5.8 % | ||
 | Ubuntu | 5896 | 0 % | |
 | Suse | 195 | 0 % | |
 | Mandriva (or Mandrake) | 36 | 0 % | |
 | 2 | 0 % | | |
 | Fedora | 49 | 0 % | |
 | Debian | 15 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 553880 | 5.8 % | |
| Macintosh | 720563 | 7.5 % | ||
 | Mac OS X | 720542 | 7.5 % | |
 | Mac OS | 21 | 0 % | |
| Windows | 7899410 | 83 % | ||
 | Windows XP | 4009610 | 42.1 % | |
 | 295030 | 3.1 % | | |
 | 47460 | 0.4 % | | |
 | Windows NT | 3435 | 0 % | |
 | Windows Me | 2128 | 0 % | |
 | Windows Vista | 381530 | 4 % | |
 | Windows CE | 163 | 0 % | |
 | Windows 98 | 1291 | 0 % | |
 | Windows 95 | 23 | 0 % | |
 | 3097517 | 32.5 % | | |
 | Windows 2003 | 45752 | 0.4 % | |
 | Windows 2000 | 15450 | 0.1 % | |
 | Windows 3.xx | 21 | 0 % | |
| Altri | 328889 | 3.4 % | ||
 | Sconosciuti | 319470 | 3.3 % | |
 | Symbian OS | 9256 | 0 % | |
 | Unknown Unix system | 159 | 0 % | |
 | wii | 3 | 0 % | |
 | OS/2 | 1 | 0 % | |