| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 2562671 | 66.3 % | ||
 | Windows XP | 224000 | 5.7 % |  |
 | Microsoft XBOX | 282 | 0 % | |
 | Windows NT | 2101103 | 54.3 % | |
 | Windows Me | 85 | 0 % | |
 | Windows Vista | 231303 | 5.9 % | |
 | Windows CE | 2400 | 0 % | |
 | Windows 98 | 417 | 0 % | |
 | Windows 95 | 14 | 0 % | |
 | Windows 2003 | 2364 | 0 % | |
 | Windows 2000 | 700 | 0 % | |
 | Windows 3.xx | 3 | 0 % | |
| BSD | 102 | 0 % | ||
 | OpenBSD | 10 | 0 % | |
 | FreeBSD | 92 | 0 % | |
| Linux | 240576 | 6.2 % | ||
 | Ubuntu | 5941 | 0.1 % | |
 | Suse | 337 | 0 % | |
 | Red Hat | 18 | 0 % | |
 | Mandriva (or Mandrake) | 4 | 0 % | |
 | Fedora | 273 | 0 % | |
 | Debian | 26 | 0 % | |
 | Centos | 6 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 233971 | 6 % | |
| Macintosh | 988604 | 25.5 % | ||
 | Mac OS X | 988589 | 25.5 % | |
 | Mac OS | 15 | 0 % | |
| Others | 70782 | 1.8 % | ||
 | Unknown | 67817 | 1.7 % | |
 | Unknown Unix system | 1755 | 0 % | |
 | Sun Solaris | 609 | 0 % | |
 | Symbian OS | 559 | 0 % | |
 | Sony PlayStation Portable | 41 | 0 % | |
 | RISC OS | 1 | 0 % | |