| Versioni | Accessi | Percentuale | ||
|---|---|---|---|---|
| BSD | 24 | 0 % | ||
 | OpenBSD | 5 | 0 % |  |
 | FreeBSD | 19 | 0 % | |
| Linux | 715679 | 10.7 % | ||
 | Ubuntu | 3339 | 0 % | |
 | Suse | 45 | 0 % | |
 | Mandriva (or Mandrake) | 1 | 0 % | |
 | 3 | 0 % | | |
 | Fedora | 13 | 0 % | |
 | Debian | 31 | 0 % | |
 | Centos | 1 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 712246 | 10.6 % | |
| Macintosh | 695693 | 10.4 % | ||
 | Mac OS X | 695677 | 10.4 % | |
 | Mac OS | 16 | 0 % | |
| Windows | 5072704 | 76.1 % | ||
 | Windows XP | 1778566 | 26.7 % | |
 | 530146 | 7.9 % | | |
 | 40639 | 0.6 % | | |
 | Windows NT | 2085 | 0 % | |
 | Windows Me | 67 | 0 % | |
 | Windows Vista | 262259 | 3.9 % | |
 | Windows CE | 127 | 0 % | |
 | Windows 98 | 211 | 0 % | |
 | Windows 95 | 1 | 0 % | |
 | 2450195 | 36.7 % | | |
 | Windows 2003 | 4442 | 0 % | |
 | Windows 2000 | 3959 | 0 % | |
 | Windows 3.xx | 7 | 0 % | |
| Altri | 174770 | 2.6 % | ||
 | Sconosciuti | 173187 | 2.6 % | |
 | Symbian OS | 827 | 0 % | |
 | Unknown Unix system | 671 | 0 % | |
 | wii | 79 | 0 % | |
 | Irix | 2 | 0 % | |
 | RISC OS | 1 | 0 % | |
 | Sun Solaris | 1 | 0 % | |
 | BeOS | 1 | 0 % | |
 | AmigaOS | 1 | 0 % | |