| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 48779 | 61.1 % | ||
 | Windows XP | 35749 | 44.7 % |  |
 | Windows NT | 2776 | 3.4 % | |
 | Windows Me | 43 | 0 % | |
 | Windows Vista | 5535 | 6.9 % | |
 | Windows CE | 18 | 0 % | |
 | Windows 98 | 127 | 0.1 % | |
 | Windows 95 | 18 | 0 % | |
 | Windows 2003 | 661 | 0.8 % | |
 | Windows 2000 | 3848 | 4.8 % | |
 | Windows 3.xx | 4 | 0 % | |
| BSD | 38 | 0 % | ||
 | FreeBSD | 38 | 0 % | |
| Linux | 3855 | 4.8 % | ||
 | Ubuntu | 820 | 1 % | |
 | Suse | 136 | 0.1 % | |
 | Red Hat | 67 | 0 % | |
 | Mandriva (or Mandrake) | 23 | 0 % | |
 | Fedora | 294 | 0.3 % | |
 | Debian | 206 | 0.2 % | |
 | Centos | 40 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 2269 | 2.8 % | |
| Macintosh | 2761 | 3.4 % | ||
 | Mac OS X | 2746 | 3.4 % | |
 | Mac OS | 15 | 0 % | |
| Others | 24382 | 30.5 % | ||
 | Unknown | 20124 | 25.2 % | |
 | Unknown Unix system | 4088 | 5.1 % | |
 | Sun Solaris | 88 | 0.1 % | |
 | AmigaOS | 42 | 0 % | |
 | Sony PlayStation Portable | 27 | 0 % | |
 | Aix | 6 | 0 % | |
 | Symbian OS | 5 | 0 % | |
 | OS/2 | 2 | 0 % | |