| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 1187359 | 78.6 % | ||
 | Windows XP | 472193 | 31.2 % |  |
 | Windows Vista | 255 | 0 % | |
 | Windows (unknown version) | 6947 | 0.4 % | |
 | Windows NT | 1027 | 0 % | |
 | Windows ME | 172 | 0 % | |
 | Windows Vista (LongHorn) | 125884 | 8.3 % | |
 | Windows Mobile | 99 | 0 % | |
 | Windows 98 | 415 | 0 % | |
 | Windows 95 | 218 | 0 % | |
 | Windows 2008 | 569333 | 37.7 % | |
 | Windows 2003 | 7395 | 0.4 % | |
 | Windows 2000 | 3362 | 0.2 % | |
 | Windows 3.xx | 59 | 0 % | |
| BSD | 10 | 0 % | ||
 | OpenBSD | 8 | 0 % | |
 | FreeBSD | 2 | 0 % | |
| Linux | 29715 | 1.9 % | ||
 | Ubuntu | 2039 | 0.1 % | |
 | Suse | 273 | 0 % | |
 | Red Hat | 151 | 0 % | |
 | Mandriva (or Mandrake) | 7 | 0 % | |
 | Gentoo | 1 | 0 % | |
 | Fedora | 271 | 0 % | |
 | Centos | 191 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 26782 | 1.7 % | |
| Macintosh | 258457 | 17.1 % | ||
 | Mac OS X | 258452 | 17.1 % | |
 | Mac OS | 5 | 0 % | |
| Others | 34333 | 2.2 % | ||
 | Unknown | 32515 | 2.1 % | |
 | Symbian OS | 879 | 0 % | |
 | Sun Solaris | 371 | 0 % | |
 | Unknown Unix system | 354 | 0 % | |
 | Sony PlayStation Portable | 129 | 0 % | |
 | Nintendo Wii | 73 | 0 % | |
 | BeOS | 12 | 0 % | |