| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 1311715 | 80 % | ||
 | Windows XP | 666766 | 40.7 % |  |
 | Windows NT | 129808 | 7.9 % | |
 | Windows Me | 468 | 0 % | |
 | Windows Vista | 490472 | 29.9 % | |
 | Windows CE | 305 | 0 % | |
 | Windows 98 | 2321 | 0.1 % | |
 | Windows 95 | 1092 | 0 % | |
 | Windows 2003 | 8535 | 0.5 % | |
 | Windows 2000 | 11930 | 0.7 % | |
 | Windows 3.xx | 18 | 0 % | |
| BSD | 147 | 0 % | ||
 | OpenBSD | 53 | 0 % | |
 | NetBSD | 7 | 0 % | |
 | FreeBSD | 87 | 0 % | |
| Linux | 39446 | 2.4 % | ||
 | Ubuntu | 17313 | 1 % | |
 | Suse | 1076 | 0 % | |
 | Red Hat | 1195 | 0 % | |
 | Mandriva (or Mandrake) | 173 | 0 % | |
 | Fedora | 1317 | 0 % | |
 | Debian | 4070 | 0.2 % | |
 | Centos | 201 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 14101 | 0.8 % | |
| Macintosh | 160456 | 9.7 % | ||
 | Mac OS X | 160247 | 9.7 % | |
 | Mac OS | 209 | 0 % | |
| Others | 126349 | 7.7 % | ||
 | Unknown | 123816 | 7.5 % | |
 | Sony PlayStation Portable | 1251 | 0 % | |
 | Symbian OS | 997 | 0 % | |
 | Sun Solaris | 96 | 0 % | |
 | HP UX | 89 | 0 % | |
 | Unknown Unix system | 54 | 0 % | |
 | AmigaOS | 16 | 0 % | |
 | OS/2 | 12 | 0 % | |
 | WebTV | 4 | 0 % | |
 | BeOS | 4 | 0 % | |
 | CPM | 3 | 0 % | |
 | VMS | 2 | 0 % | |
 | Irix | 2 | 0 % | |
 | Aix | 2 | 0 % | |
 | OSF Unix | 1 | 0 % | |