| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 1704790 | 75.7 % | ||
 | Windows XP | 777727 | 34.5 % |  |
 | Windows NT | 719191 | 31.9 % | |
 | Windows Me | 190 | 0 % | |
 | Windows Vista | 198313 | 8.8 % | |
 | Windows CE | 77 | 0 % | |
 | Windows 98 | 3682 | 0.1 % | |
 | Windows 95 | 84 | 0 % | |
 | Windows 2003 | 3184 | 0.1 % | |
 | Windows 2000 | 2317 | 0.1 % | |
 | Windows 3.xx | 25 | 0 % | |
| BSD | 62 | 0 % | ||
 | OpenBSD | 4 | 0 % | |
 | FreeBSD | 58 | 0 % | |
| Linux | 30607 | 1.3 % | ||
 | Ubuntu | 8853 | 0.3 % | |
 | Suse | 319 | 0 % | |
 | Red Hat | 293 | 0 % | |
 | Mandriva (or Mandrake) | 75 | 0 % | |
 | Fedora | 695 | 0 % | |
 | Debian | 370 | 0 % | |
 | Centos | 112 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 19890 | 0.8 % | |
| Macintosh | 98860 | 4.3 % | ||
 | Mac OS X | 98817 | 4.3 % | |
 | Mac OS | 43 | 0 % | |
| Others | 415852 | 18.4 % | ||
 | Unknown | 414495 | 18.4 % | |
 | Symbian OS | 899 | 0 % | |
 | Sony PlayStation Portable | 241 | 0 % | |
 | Unknown Unix system | 131 | 0 % | |
 | Sun Solaris | 74 | 0 % | |
 | OS/2 | 8 | 0 % | |
 | AmigaOS | 3 | 0 % | |
 | WebTV | 1 | 0 % | |