| Versioni | Accessi | Percentuale | ||
|---|---|---|---|---|
| BSD | 83 | 0 % | ||
 | OpenBSD | 3 | 0 % |  |
 | FreeBSD | 80 | 0 % | |
| Linux | 100007 | 0.4 % | ||
 | Ubuntu | 16815 | 0 % | |
 | Suse | 4001 | 0 % | |
 | Red Hat | 161 | 0 % | |
 | Mandriva (or Mandrake) | 2357 | 0 % | |
 | Fedora | 2435 | 0 % | |
 | Debian | 3071 | 0 % | |
 | Centos | 263 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 70904 | 0.2 % | |
| Macintosh | 299941 | 1.2 % | ||
 | Mac OS X | 293812 | 1.2 % | |
 | Mac OS | 6129 | 0 % | |
| Windows | 22697607 | 94.1 % | ||
 | Windows XP | 19655635 | 81.5 % | |
 | Windows NT | 19456 | 0 % | |
 | Windows Me | 90740 | 0.3 % | |
 | Windows Vista | 1759548 | 7.2 % | |
 | Windows CE | 6737 | 0 % | |
 | Windows 98 | 239531 | 0.9 % | |
 | Windows 95 | 5739 | 0 % | |
 | Windows 2003 | 86335 | 0.3 % | |
 | Windows 2000 | 833771 | 3.4 % | |
 | Windows 3.xx | 115 | 0 % | |
| Altri | 1018993 | 4.2 % | ||
 | Sconosciuti | 1006792 | 4.1 % | |
 | Symbian OS | 10844 | 0 % | |
 | Sun Solaris | 678 | 0 % | |
 | Sony PlayStation Portable | 312 | 0 % | |
 | Unknown Unix system | 202 | 0 % | |
 | WebTV | 98 | 0 % | |
 | OS/2 | 40 | 0 % | |
 | CPM | 17 | 0 % | |
 | RISC OS | 5 | 0 % | |
 | Aix | 2 | 0 % | |
 | Irix | 2 | 0 % | |
 | AmigaOS | 1 | 0 % | |