| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 800153 | 80.7 % | ||
 | Windows XP | 525390 | 53 % |  |
 | Windows NT | 34396 | 3.4 % | |
 | Windows Me | 432 | 0 % | |
 | Windows Vista | 225802 | 22.7 % | |
 | Windows CE | 221 | 0 % | |
 | Windows 98 | 1952 | 0.1 % | |
 | Windows 95 | 68 | 0 % | |
 | Windows 2003 | 6423 | 0.6 % | |
 | Windows 2000 | 5452 | 0.5 % | |
 | Windows 3.xx | 17 | 0 % | |
| BSD | 96 | 0 % | ||
 | OpenBSD | 5 | 0 % | |
 | NetBSD | 41 | 0 % | |
 | FreeBSD | 50 | 0 % | |
| Linux | 24170 | 2.4 % | ||
 | Ubuntu | 10474 | 1 % | |
 | Suse | 436 | 0 % | |
 | Red Hat | 2219 | 0.2 % | |
 | Mandriva (or Mandrake) | 114 | 0 % | |
 | Fedora | 985 | 0 % | |
 | Debian | 1559 | 0.1 % | |
 | Centos | 109 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 8274 | 0.8 % | |
| Macintosh | 106413 | 10.7 % | ||
 | Mac OS X | 106275 | 10.7 % | |
 | Mac OS | 138 | 0 % | |
| Others | 60086 | 6 % | ||
 | Unknown | 59131 | 5.9 % | |
 | Symbian OS | 502 | 0 % | |
 | Sony PlayStation Portable | 332 | 0 % | |
 | Sun Solaris | 77 | 0 % | |
 | Unknown Unix system | 36 | 0 % | |
 | Aix | 2 | 0 % | |
 | BeOS | 2 | 0 % | |
 | OSF Unix | 1 | 0 % | |
 | WebTV | 1 | 0 % | |
 | AmigaOS | 1 | 0 % | |
 | CPM | 1 | 0 % | |