| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 949953 | 77.2 % | ||
 | Windows XP | 644679 | 52.4 % |  |
 | Windows NT | 36953 | 3 % | |
 | Windows Me | 522 | 0 % | |
 | Windows Vista | 242648 | 19.7 % | |
 | Windows CE | 224 | 0 % | |
 | Windows 98 | 3076 | 0.2 % | |
 | Windows 95 | 92 | 0 % | |
 | Windows 2003 | 7326 | 0.5 % | |
 | Windows 2000 | 14413 | 1.1 % | |
 | Windows 3.xx | 20 | 0 % | |
| BSD | 124 | 0 % | ||
 | OpenBSD | 5 | 0 % | |
 | NetBSD | 41 | 0 % | |
 | FreeBSD | 78 | 0 % | |
| Linux | 33953 | 2.7 % | ||
 | Ubuntu | 17152 | 1.3 % | |
 | Suse | 596 | 0 % | |
 | Red Hat | 2381 | 0.1 % | |
 | Mandriva (or Mandrake) | 163 | 0 % | |
 | Fedora | 1268 | 0.1 % | |
 | Debian | 1950 | 0.1 % | |
 | Centos | 248 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 10195 | 0.8 % | |
| Macintosh | 112377 | 9.1 % | ||
 | Mac OS X | 112180 | 9.1 % | |
 | Mac OS | 197 | 0 % | |
| Others | 132967 | 10.8 % | ||
 | Unknown | 131524 | 10.6 % | |
 | Sony PlayStation Portable | 622 | 0 % | |
 | Symbian OS | 553 | 0 % | |
 | Sun Solaris | 210 | 0 % | |
 | Unknown Unix system | 38 | 0 % | |
 | BeOS | 13 | 0 % | |
 | AmigaOS | 2 | 0 % | |
 | Aix | 2 | 0 % | |
 | OSF Unix | 1 | 0 % | |
 | WebTV | 1 | 0 % | |
 | CPM | 1 | 0 % | |