| Versioni | Accessi | Percentuale | ||
|---|---|---|---|---|
| BSD | 1 | 0 % | ||
 | FreeBSD | 1 | 0 % |  |
| Linux | 573527 | 5.6 % | ||
 | Ubuntu | 6399 | 0 % | |
 | Suse | 149 | 0 % | |
 | Mandriva (or Mandrake) | 1 | 0 % | |
 | 29 | 0 % | | |
 | Fedora | 9162 | 0 % | |
 | Debian | 43 | 0 % | |
 | Centos | 4 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 557740 | 5.5 % | |
| Macintosh | 805921 | 7.9 % | ||
 | Mac OS X | 805921 | 7.9 % | |
| Windows | 8568961 | 84.5 % | ||
 | Windows XP | 4692748 | 46.3 % | |
 | 248333 | 2.4 % | | |
 | 61861 | 0.6 % | | |
 | Windows NT | 2730 | 0 % | |
 | Windows Me | 1716 | 0 % | |
 | Windows Vista | 415536 | 4.1 % | |
 | Windows CE | 151 | 0 % | |
 | Windows 98 | 598 | 0 % | |
 | Windows 95 | 7 | 0 % | |
 | 3079286 | 30.3 % | | |
 | Windows 2003 | 54301 | 0.5 % | |
 | Windows 2000 | 11688 | 0.1 % | |
 | Windows 3.xx | 6 | 0 % | |
| Altri | 182302 | 1.7 % | ||
 | Sconosciuti | 171381 | 1.6 % | |
 | Symbian OS | 10173 | 0.1 % | |
 | Unknown Unix system | 672 | 0 % | |
 | wii | 69 | 0 % | |
 | RISC OS | 4 | 0 % | |
 | Sony PlayStation Portable | 2 | 0 % | |
 | AmigaOS | 1 | 0 % | |