| Versions | Hits | Percent | |
| WIN | 18045 | 56.2 % | |
 | Windows XP | 14023 | 43.7 % | 
|
 | Windows NT | 324 | 1 % | 
|
 | Windows Me | 150 | 0.4 % | 
|
 | Windows CE | 1 | 0 % | 
|
 | Windows 98 | 826 | 2.5 % | 
|
 | Windows 95 | 42 | 0.1 % | 
|
 | Windows 2003 | 206 | 0.6 % | 
|
 | Windows 2000 | 2473 | 7.7 % | 
|
| MAC | 2135 | 6.6 % | |
 | Mac OS X | 1487 | 4.6 % | 
|
 | Mac OS | 648 | 2 % | 
|
| Others | 11898 | 37 % | |
 | Unknown | 7670 | 23.9 % | 
|
 | Linux | 3558 | 11 % | 
|
 | Sun Solaris | 501 | 1.5 % | 
|
 | NetBSD | 76 | 0.2 % | 
|
 | FreeBSD | 42 | 0.1 % | 
|
 | HP Unix | 21 | 0 % | 
|
 | Aix | 21 | 0 % | 
|
 | GNU | 5 | 0 % | 
|
 | Unknown Unix system | 3 | 0 % | 
|
 | OS/2 | 1 | 0 % | 
|
|