| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 766754 | 48.9 % | ||
 | Windows XP | 402908 | 25.7 % |  |
 | Windows NT | 197586 | 12.6 % | |
 | Windows Me | 340 | 0 % | |
 | Windows Vista | 136362 | 8.7 % | |
 | Windows CE | 199 | 0 % | |
 | Windows 98 | 4211 | 0.2 % | |
 | Windows 95 | 228 | 0 % | |
 | Windows 2003 | 5108 | 0.3 % | |
 | Windows 2000 | 19738 | 1.2 % | |
 | Windows 3.xx | 74 | 0 % | |
| BSD | 59 | 0 % | ||
 | OpenBSD | 1 | 0 % | |
 | NetBSD | 14 | 0 % | |
 | FreeBSD | 44 | 0 % | |
| Linux | 30289 | 1.9 % | ||
 | Ubuntu | 10645 | 0.6 % | |
 | Suse | 458 | 0 % | |
 | Red Hat | 1455 | 0 % | |
 | Mandriva (or Mandrake) | 109 | 0 % | |
 | Fedora | 1054 | 0 % | |
 | Debian | 700 | 0 % | |
 | Centos | 114 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 15754 | 1 % | |
| Macintosh | 100626 | 6.4 % | ||
 | Mac OS X | 100519 | 6.4 % | |
 | Mac OS | 107 | 0 % | |
| Others | 667701 | 42.6 % | ||
 | Unknown | 665431 | 42.5 % | |
 | Symbian OS | 1325 | 0 % | |
 | Sony PlayStation Portable | 791 | 0 % | |
 | Unknown Unix system | 95 | 0 % | |
 | Sun Solaris | 32 | 0 % | |
 | RISC OS | 7 | 0 % | |
 | WebTV | 6 | 0 % | |
 | OS/2 | 5 | 0 % | |
 | BeOS | 3 | 0 % | |
 | Commodore 64 | 2 | 0 % | |
 | OSF Unix | 1 | 0 % | |
 | Irix | 1 | 0 % | |
 | AmigaOS | 1 | 0 % | |
 | Aix | 1 | 0 % | |