| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 1048702 | 78.4 % | ||
 | Windows XP | 689709 | 51.6 % |  |
 | Microsoft XBOX | 1 | 0 % | |
 | Windows NT | 70918 | 5.3 % | |
 | Windows Me | 488 | 0 % | |
 | Windows Vista | 265032 | 19.8 % | |
 | Windows CE | 248 | 0 % | |
 | Windows 98 | 2285 | 0.1 % | |
 | Windows 95 | 134 | 0 % | |
 | Windows 2003 | 8306 | 0.6 % | |
 | Windows 2000 | 11541 | 0.8 % | |
 | Windows 3.xx | 40 | 0 % | |
| BSD | 62 | 0 % | ||
 | OpenBSD | 6 | 0 % | |
 | NetBSD | 21 | 0 % | |
 | FreeBSD | 35 | 0 % | |
| Linux | 33804 | 2.5 % | ||
 | Ubuntu | 16777 | 1.2 % | |
 | Suse | 1144 | 0 % | |
 | Red Hat | 1274 | 0 % | |
 | Mandriva (or Mandrake) | 265 | 0 % | |
 | Fedora | 1667 | 0.1 % | |
 | Debian | 1647 | 0.1 % | |
 | Centos | 228 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 10802 | 0.8 % | |
| Macintosh | 120248 | 8.9 % | ||
 | Mac OS X | 120002 | 8.9 % | |
 | Mac OS | 246 | 0 % | |
| Others | 133737 | 10 % | ||
 | Unknown | 129928 | 9.7 % | |
 | Sony PlayStation Portable | 2666 | 0.1 % | |
 | Symbian OS | 713 | 0 % | |
 | AmigaOS | 252 | 0 % | |
 | Sun Solaris | 98 | 0 % | |
 | Unknown Unix system | 50 | 0 % | |
 | OS/2 | 18 | 0 % | |
 | WebTV | 6 | 0 % | |
 | OSF Unix | 2 | 0 % | |
 | Aix | 2 | 0 % | |
 | VMS | 1 | 0 % | |
 | Irix | 1 | 0 % | |