| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 42021 | 80.3 % | ||
 | Windows XP | 26921 | 51.4 % |  |
 | Windows NT | 3720 | 7.1 % | |
 | Windows Me | 16 | 0 % | |
 | Windows Vista | 10166 | 19.4 % | |
 | Windows CE | 7 | 0 % | |
 | Windows 98 | 216 | 0.4 % | |
 | Windows 2003 | 662 | 1.2 % | |
 | Windows 2000 | 313 | 0.5 % | |
| BSD | 44 | 0 % | ||
 | NetBSD | 12 | 0 % | |
 | FreeBSD | 32 | 0 % | |
| Linux | 1791 | 3.4 % | ||
 | Ubuntu | 867 | 1.6 % | |
 | Suse | 28 | 0 % | |
 | Mandriva (or Mandrake) | 4 | 0 % | |
 | Fedora | 123 | 0.2 % | |
 | Debian | 93 | 0.1 % | |
 | Centos | 1 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 675 | 1.2 % | |
| Macintosh | 5406 | 10.3 % | ||
 | Mac OS X | 5387 | 10.2 % | |
 | Mac OS | 19 | 0 % | |
| Others | 3066 | 5.8 % | ||
 | Unknown | 3022 | 5.7 % | |
 | Symbian OS | 31 | 0 % | |
 | Sun Solaris | 8 | 0 % | |
 | Unknown Unix system | 5 | 0 % | |