| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 54428 | 27.4 % | ||
 | Windows XP | 24454 | 12.3 % |  |
 | Windows NT | 8771 | 4.4 % | |
 | Windows Me | 34 | 0 % | |
 | Windows Vista | 4160 | 2 % | |
 | Windows CE | 14 | 0 % | |
 | Windows 98 | 128 | 0 % | |
 | Windows 95 | 95 | 0 % | |
 | Windows 2003 | 406 | 0.2 % | |
 | Windows 2000 | 16361 | 8.2 % | |
 | Windows 3.xx | 5 | 0 % | |
| BSD | 13 | 0 % | ||
 | OpenBSD | 2 | 0 % | |
 | FreeBSD | 11 | 0 % | |
| Linux | 6478 | 3.2 % | ||
 | Ubuntu | 2149 | 1 % | |
 | Suse | 148 | 0 % | |
 | Red Hat | 134 | 0 % | |
 | Mandriva (or Mandrake) | 67 | 0 % | |
 | Fedora | 481 | 0.2 % | |
 | Debian | 133 | 0 % | |
 | Centos | 79 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 3287 | 1.6 % | |
| Macintosh | 3224 | 1.6 % | ||
 | Mac OS X | 3220 | 1.6 % | |
 | Mac OS | 4 | 0 % | |
| Others | 134461 | 67.7 % | ||
 | Unknown | 134345 | 67.6 % | |
 | Sun Solaris | 50 | 0 % | |
 | Symbian OS | 33 | 0 % | |
 | Sony PlayStation Portable | 30 | 0 % | |
 | Unknown Unix system | 2 | 0 % | |
 | Aix | 1 | 0 % | |