| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 357906 | 69.2 % | ||
 | Windows XP | 155645 | 30.1 % |  |
 | Windows NT | 145570 | 28.1 % | |
 | Windows Me | 216 | 0 % | |
 | Windows Vista | 46224 | 8.9 % | |
 | Windows CE | 1245 | 0.2 % | |
 | Windows 98 | 2886 | 0.5 % | |
 | Windows 95 | 157 | 0 % | |
 | Windows 2003 | 2171 | 0.4 % | |
 | Windows 2000 | 3761 | 0.7 % | |
 | Windows 3.xx | 31 | 0 % | |
| BSD | 36 | 0 % | ||
 | OpenBSD | 6 | 0 % | |
 | FreeBSD | 30 | 0 % | |
| Linux | 26515 | 5.1 % | ||
 | Ubuntu | 4310 | 0.8 % | |
 | Suse | 111 | 0 % | |
 | Red Hat | 266 | 0 % | |
 | Mandriva (or Mandrake) | 8 | 0 % | |
 | Fedora | 312 | 0 % | |
 | Debian | 207 | 0 % | |
 | Centos | 60 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 21241 | 4.1 % | |
| Macintosh | 81376 | 15.7 % | ||
 | Mac OS X | 81361 | 15.7 % | |
 | Mac OS | 15 | 0 % | |
| Others | 50652 | 9.8 % | ||
 | Unknown | 49774 | 9.6 % | |
 | Symbian OS | 528 | 0.1 % | |
 | Sony PlayStation Portable | 165 | 0 % | |
 | Sun Solaris | 110 | 0 % | |
 | Unknown Unix system | 72 | 0 % | |
 | WebTV | 2 | 0 % | |
 | OS/2 | 1 | 0 % | |