| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 646781 | 78.9 % | ||
 | Windows XP | 506039 | 61.7 % |  |
 | Windows NT | 946 | 0.1 % | |
 | Windows Me | 813 | 0 % | |
 | Windows Vista | 110819 | 13.5 % | |
 | Windows CE | 256 | 0 % | |
 | Windows 98 | 10809 | 1.3 % | |
 | Windows 95 | 155 | 0 % | |
 | Windows 2003 | 4720 | 0.5 % | |
 | Windows 2000 | 12204 | 1.4 % | |
 | Windows 3.xx | 20 | 0 % | |
| BSD | 109 | 0 % | ||
 | OpenBSD | 9 | 0 % | |
 | NetBSD | 1 | 0 % | |
 | BSDi | 1 | 0 % | |
 | FreeBSD | 98 | 0 % | |
| Linux | 22168 | 2.7 % | ||
 | Ubuntu | 4854 | 0.5 % | |
 | Suse | 398 | 0 % | |
 | Red Hat | 177 | 0 % | |
 | Mandriva (or Mandrake) | 86 | 0 % | |
 | Fedora | 888 | 0.1 % | |
 | Debian | 1252 | 0.1 % | |
 | Centos | 58 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 14455 | 1.7 % | |
| Macintosh | 68728 | 8.3 % | ||
 | Mac OS X | 68478 | 8.3 % | |
 | Mac OS | 250 | 0 % | |
| Others | 81320 | 9.9 % | ||
 | Unknown | 80830 | 9.8 % | |
 | Symbian OS | 207 | 0 % | |
 | Sony PlayStation Portable | 106 | 0 % | |
 | Sun Solaris | 72 | 0 % | |
 | WebTV | 33 | 0 % | |
 | FreeBSD | 31 | 0 % | |
 | NetBSD | 17 | 0 % | |
 | Unknown Unix system | 7 | 0 % | |
 | CPM | 5 | 0 % | |
 | OS/2 | 3 | 0 % | |
 | OpenBSD | 3 | 0 % | |
 | Aix | 3 | 0 % | |
 | RISC OS | 2 | 0 % | |
 | VMS | 1 | 0 % | |