| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 994578 | 80.9 % | ||
 | Windows XP | 666488 | 54.2 % |  |
 | Windows NT | 21322 | 1.7 % | |
 | Windows Me | 704 | 0 % | |
 | Windows Vista | 285100 | 23.2 % | |
 | Windows CE | 258 | 0 % | |
 | Windows 98 | 2605 | 0.2 % | |
 | Windows 95 | 79 | 0 % | |
 | Windows 2003 | 8051 | 0.6 % | |
 | Windows 2000 | 9956 | 0.8 % | |
 | Windows 3.xx | 15 | 0 % | |
| BSD | 99 | 0 % | ||
 | OpenBSD | 13 | 0 % | |
 | NetBSD | 5 | 0 % | |
 | FreeBSD | 81 | 0 % | |
| Linux | 29469 | 2.3 % | ||
 | Ubuntu | 15731 | 1.2 % | |
 | Suse | 460 | 0 % | |
 | Red Hat | 311 | 0 % | |
 | Mandriva (or Mandrake) | 164 | 0 % | |
 | Fedora | 1353 | 0.1 % | |
 | Debian | 1838 | 0.1 % | |
 | Centos | 223 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 9389 | 0.7 % | |
| Macintosh | 138978 | 11.3 % | ||
 | Mac OS X | 137812 | 11.2 % | |
 | Mac OS | 1166 | 0 % | |
| Others | 65235 | 5.3 % | ||
 | Unknown | 63634 | 5.1 % | |
 | Sony PlayStation Portable | 724 | 0 % | |
 | Symbian OS | 494 | 0 % | |
 | Sun Solaris | 286 | 0 % | |
 | Unknown Unix system | 57 | 0 % | |
 | AmigaOS | 17 | 0 % | |
 | CPM | 9 | 0 % | |
 | WebTV | 4 | 0 % | |
 | BeOS | 4 | 0 % | |
 | VMS | 2 | 0 % | |
 | OS/2 | 1 | 0 % | |
 | RISC OS | 1 | 0 % | |
 | Irix | 1 | 0 % | |
 | Aix | 1 | 0 % | |