| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 27210515 | 99.4 % | ||
 | Windows XP | 12379670 | 45.2 % |  |
 | Windows NT | 989 | 0 % | |
 | Windows Me | 915 | 0 % | |
 | Windows Vista | 100915 | 0.3 % | |
 | Windows CE | 229 | 0 % | |
 | Windows 98 | 18754 | 0 % | |
 | Windows 95 | 70 | 0 % | |
 | Windows 2003 | 4558 | 0 % | |
 | Windows 2000 | 14704401 | 53.7 % | |
 | Windows 3.xx | 14 | 0 % | |
| BSD | 95 | 0 % | ||
 | OpenBSD | 10 | 0 % | |
 | NetBSD | 2 | 0 % | |
 | FreeBSD | 83 | 0 % | |
| Linux | 20523 | 0 % | ||
 | Ubuntu | 5206 | 0 % | |
 | Suse | 460 | 0 % | |
 | Red Hat | 225 | 0 % | |
 | Mandriva (or Mandrake) | 123 | 0 % | |
 | Fedora | 766 | 0 % | |
 | Debian | 1778 | 0 % | |
 | Centos | 62 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 11903 | 0 % | |
| Macintosh | 58418 | 0.2 % | ||
 | Mac OS X | 58171 | 0.2 % | |
 | Mac OS | 247 | 0 % | |
| Others | 65514 | 0.2 % | ||
 | Unknown | 64786 | 0.2 % | |
 | Sony PlayStation Portable | 315 | 0 % | |
 | Symbian OS | 191 | 0 % | |
 | Sun Solaris | 95 | 0 % | |
 | AmigaOS | 45 | 0 % | |
 | Unknown Unix system | 31 | 0 % | |
 | WebTV | 30 | 0 % | |
 | OS/2 | 10 | 0 % | |
 | OSF Unix | 4 | 0 % | |
 | Aix | 4 | 0 % | |
 | VMS | 1 | 0 % | |
 | BeOS | 1 | 0 % | |
 | Atari | 1 | 0 % | |