| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 728152 | 45.3 % | ||
 | Windows XP | 568478 | 35.3 % |  |
 | Windows NT | 3746 | 0.2 % | |
 | Windows Me | 839 | 0 % | |
 | Windows Vista | 121843 | 7.5 % | |
 | Windows CE | 261 | 0 % | |
 | Windows 98 | 10997 | 0.6 % | |
 | Windows 95 | 167 | 0 % | |
 | Windows 2003 | 5664 | 0.3 % | |
 | Windows 2000 | 16135 | 1 % | |
 | Windows 3.xx | 22 | 0 % | |
| BSD | 174 | 0 % | ||
 | OpenBSD | 13 | 0 % | |
 | NetBSD | 1 | 0 % | |
 | BSDi | 1 | 0 % | |
 | FreeBSD | 159 | 0 % | |
| Linux | 32672 | 2 % | ||
 | Ubuntu | 8244 | 0.5 % | |
 | Suse | 622 | 0 % | |
 | Red Hat | 196 | 0 % | |
 | Mandriva (or Mandrake) | 109 | 0 % | |
 | Fedora | 1315 | 0 % | |
 | Debian | 2391 | 0.1 % | |
 | Centos | 92 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 19703 | 1.2 % | |
| Macintosh | 73883 | 4.5 % | ||
 | Mac OS X | 73572 | 4.5 % | |
 | Mac OS | 311 | 0 % | |
| Others | 771423 | 48 % | ||
 | Unknown | 770713 | 47.9 % | |
 | Symbian OS | 244 | 0 % | |
 | Sun Solaris | 166 | 0 % | |
 | Sony PlayStation Portable | 143 | 0 % | |
 | FreeBSD | 50 | 0 % | |
 | WebTV | 33 | 0 % | |
 | OpenBSD | 18 | 0 % | |
 | NetBSD | 17 | 0 % | |
 | Unknown Unix system | 11 | 0 % | |
 | BeOS | 10 | 0 % | |
 | CPM | 5 | 0 % | |
 | AmigaOS | 4 | 0 % | |
 | OS/2 | 3 | 0 % | |
 | Aix | 3 | 0 % | |
 | RISC OS | 2 | 0 % | |
 | VMS | 1 | 0 % | |