| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 7038185 | 66.8 % | ||
 | Windows XP | 619528 | 5.8 % |  |
 | Windows NT | 5545552 | 52.6 % | |
 | Windows Me | 119 | 0 % | |
 | Windows Vista | 850841 | 8 % | |
 | Windows CE | 1813 | 0 % | |
 | Windows 98 | 969 | 0 % | |
 | Windows 95 | 216 | 0 % | |
 | Windows 2003 | 7691 | 0 % | |
 | Windows 2000 | 11427 | 0.1 % | |
 | Windows 3.xx | 29 | 0 % | |
| BSD | 185 | 0 % | ||
 | OpenBSD | 147 | 0 % | |
 | FreeBSD | 38 | 0 % | |
| Linux | 504402 | 4.7 % | ||
 | Ubuntu | 15261 | 0.1 % | |
 | Suse | 183 | 0 % | |
 | Red Hat | 56 | 0 % | |
 | Mandriva (or Mandrake) | 8 | 0 % | |
 | Fedora | 147 | 0 % | |
 | Debian | 110 | 0 % | |
 | Centos | 65 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 488572 | 4.6 % | |
| Macintosh | 2688590 | 25.5 % | ||
 | Mac OS X | 2688553 | 25.5 % | |
 | Mac OS | 37 | 0 % | |
| Others | 300055 | 2.8 % | ||
 | Unknown | 296863 | 2.8 % | |
 | Unknown Unix system | 2511 | 0 % | |
 | Symbian OS | 528 | 0 % | |
 | Sony PlayStation Portable | 76 | 0 % | |
 | Sun Solaris | 66 | 0 % | |
 | AmigaOS | 3 | 0 % | |
 | CPM | 2 | 0 % | |
 | Aix | 2 | 0 % | |
 | BeOS | 2 | 0 % | |
 | OS/2 | 1 | 0 % | |
 | Irix | 1 | 0 % | |