| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 2582620 | 91.1 % | ||
 | Windows XP | 1825260 | 64.4 % |  |
 | Windows NT | 18827 | 0.6 % | |
 | Windows Me | 3301 | 0.1 % | |
 | Windows Vista | 642420 | 22.6 % | |
 | Windows CE | 64 | 0 % | |
 | Windows 98 | 3961 | 0.1 % | |
 | Windows 95 | 80 | 0 % | |
 | Windows 2003 | 40271 | 1.4 % | |
 | Windows 2000 | 47083 | 1.6 % | |
 | Windows 3.xx | 1353 | 0 % | |
| BSD | 6 | 0 % | ||
 | FreeBSD | 6 | 0 % | |
| Linux | 19011 | 0.6 % | ||
 | Ubuntu | 6892 | 0.2 % | |
 | Suse | 4891 | 0.1 % | |
 | Red Hat | 221 | 0 % | |
 | Mandriva (or Mandrake) | 137 | 0 % | |
 | Fedora | 287 | 0 % | |
 | Debian | 501 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 6082 | 0.2 % | |
| Macintosh | 144342 | 5 % | ||
 | Mac OS X | 143954 | 5 % | |
 | Mac OS | 388 | 0 % | |
| Others | 86923 | 3 % | ||
 | Unknown | 85642 | 3 % | |
 | Symbian OS | 905 | 0 % | |
 | Sun Solaris | 165 | 0 % | |
 | RISC OS | 148 | 0 % | |
 | OS/2 | 63 | 0 % | |