| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 1125295 | 80.5 % | ||
 | Windows XP | 735061 | 52.6 % |  |
 | Windows NT | 22664 | 1.6 % | |
 | Windows Me | 792 | 0 % | |
 | Windows Vista | 299037 | 21.4 % | |
 | Windows CE | 268 | 0 % | |
 | Windows 98 | 42940 | 3 % | |
 | Windows 95 | 106 | 0 % | |
 | Windows 2003 | 8451 | 0.6 % | |
 | Windows 2000 | 15955 | 1.1 % | |
 | Windows 3.xx | 21 | 0 % | |
| BSD | 134 | 0 % | ||
 | OpenBSD | 26 | 0 % | |
 | NetBSD | 9 | 0 % | |
 | FreeBSD | 99 | 0 % | |
| Linux | 32648 | 2.3 % | ||
 | Ubuntu | 16863 | 1.2 % | |
 | Suse | 516 | 0 % | |
 | Red Hat | 401 | 0 % | |
 | Mandriva (or Mandrake) | 185 | 0 % | |
 | Fedora | 1497 | 0.1 % | |
 | Debian | 2017 | 0.1 % | |
 | Centos | 258 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 10911 | 0.7 % | |
| Macintosh | 142085 | 10.1 % | ||
 | Mac OS X | 140879 | 10 % | |
 | Mac OS | 1206 | 0 % | |
| Others | 97124 | 6.9 % | ||
 | Unknown | 95256 | 6.8 % | |
 | Sony PlayStation Portable | 882 | 0 % | |
 | Symbian OS | 522 | 0 % | |
 | Sun Solaris | 325 | 0 % | |
 | Unknown Unix system | 60 | 0 % | |
 | AmigaOS | 36 | 0 % | |
 | OSF Unix | 16 | 0 % | |
 | CPM | 10 | 0 % | |
 | BeOS | 5 | 0 % | |
 | WebTV | 4 | 0 % | |
 | VMS | 2 | 0 % | |
 | Atari | 2 | 0 % | |
 | OS/2 | 1 | 0 % | |
 | RISC OS | 1 | 0 % | |
 | Irix | 1 | 0 % | |
 | Aix | 1 | 0 % | |