| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 27269317 | 98.9 % | ||
 | Windows XP | 12420363 | 45 % |  |
 | Windows NT | 2802 | 0 % | |
 | Windows Me | 938 | 0 % | |
 | Windows Vista | 112934 | 0.4 % | |
 | Windows CE | 236 | 0 % | |
 | Windows 98 | 18932 | 0 % | |
 | Windows 95 | 101 | 0 % | |
 | Windows 2003 | 5020 | 0 % | |
 | Windows 2000 | 14707975 | 53.3 % | |
 | Windows 3.xx | 16 | 0 % | |
| BSD | 142 | 0 % | ||
 | OpenBSD | 21 | 0 % | |
 | NetBSD | 2 | 0 % | |
 | FreeBSD | 119 | 0 % | |
| Linux | 27961 | 0.1 % | ||
 | Ubuntu | 9729 | 0 % | |
 | Suse | 574 | 0 % | |
 | Red Hat | 278 | 0 % | |
 | Mandriva (or Mandrake) | 168 | 0 % | |
 | Fedora | 1019 | 0 % | |
 | Debian | 2487 | 0 % | |
 | Centos | 88 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 13618 | 0 % | |
| Macintosh | 62141 | 0.2 % | ||
 | Mac OS X | 61879 | 0.2 % | |
 | Mac OS | 262 | 0 % | |
| Others | 196040 | 0.7 % | ||
 | Unknown | 195185 | 0.7 % | |
 | Sony PlayStation Portable | 336 | 0 % | |
 | Symbian OS | 245 | 0 % | |
 | Sun Solaris | 127 | 0 % | |
 | AmigaOS | 51 | 0 % | |
 | Unknown Unix system | 38 | 0 % | |
 | WebTV | 30 | 0 % | |
 | OS/2 | 15 | 0 % | |
 | Aix | 6 | 0 % | |
 | OSF Unix | 4 | 0 % | |
 | VMS | 1 | 0 % | |
 | BeOS | 1 | 0 % | |
 | Atari | 1 | 0 % | |