| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 180526 | 64.1 % | ||
 | Windows XP | 132653 | 47.1 % |  |
 | Windows NT | 11447 | 4 % | |
 | Windows Me | 88 | 0 % | |
 | Windows Vista | 27219 | 9.6 % | |
 | Windows CE | 20 | 0 % | |
 | Windows 98 | 927 | 0.3 % | |
 | Windows 95 | 53 | 0 % | |
 | Windows 2003 | 2197 | 0.7 % | |
 | Windows 2000 | 5917 | 2.1 % | |
 | Windows 3.xx | 5 | 0 % | |
| BSD | 39 | 0 % | ||
 | OpenBSD | 4 | 0 % | |
 | FreeBSD | 35 | 0 % | |
| Linux | 10860 | 3.8 % | ||
 | Ubuntu | 5166 | 1.8 % | |
 | Suse | 223 | 0 % | |
 | Red Hat | 95 | 0 % | |
 | Mandriva (or Mandrake) | 46 | 0 % | |
 | Fedora | 352 | 0.1 % | |
 | Debian | 286 | 0.1 % | |
 | Centos | 81 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 4611 | 1.6 % | |
| Macintosh | 10141 | 3.6 % | ||
 | Mac OS X | 10044 | 3.5 % | |
 | Mac OS | 97 | 0 % | |
| Others | 79905 | 28.3 % | ||
 | Unknown | 79414 | 28.2 % | |
 | Sony PlayStation Portable | 324 | 0.1 % | |
 | Symbian OS | 62 | 0 % | |
 | Sun Solaris | 34 | 0 % | |
 | AmigaOS | 27 | 0 % | |
 | Unknown Unix system | 23 | 0 % | |
 | Aix | 15 | 0 % | |
 | OS/2 | 3 | 0 % | |
 | RISC OS | 2 | 0 % | |
 | WebTV | 1 | 0 % | |