| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 647463 | 74.6 % | ||
 | Windows XP | 456373 | 52.5 % |  |
 | Windows NT | 8178 | 0.9 % | |
 | Windows Me | 498 | 0 % | |
 | Windows Vista | 162218 | 18.6 % | |
 | Windows CE | 368 | 0 % | |
 | Windows 98 | 2202 | 0.2 % | |
 | Windows 95 | 385 | 0 % | |
 | Windows 2003 | 4971 | 0.5 % | |
 | Windows 2000 | 12216 | 1.4 % | |
 | Windows 3.xx | 54 | 0 % | |
| BSD | 96 | 0 % | ||
 | OpenBSD | 73 | 0 % | |
 | NetBSD | 2 | 0 % | |
 | FreeBSD | 21 | 0 % | |
| Linux | 17460 | 2 % | ||
 | Ubuntu | 7892 | 0.9 % | |
 | Suse | 301 | 0 % | |
 | Red Hat | 211 | 0 % | |
 | Mandriva (or Mandrake) | 169 | 0 % | |
 | Fedora | 745 | 0 % | |
 | Debian | 1478 | 0.1 % | |
 | Centos | 100 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 6564 | 0.7 % | |
| Macintosh | 72115 | 8.3 % | ||
 | Mac OS X | 69970 | 8 % | |
 | Mac OS | 2145 | 0.2 % | |
| Others | 130731 | 15 % | ||
 | Unknown | 129535 | 14.9 % | |
 | Sony PlayStation Portable | 616 | 0 % | |
 | Symbian OS | 393 | 0 % | |
 | Unknown Unix system | 75 | 0 % | |
 | Sun Solaris | 62 | 0 % | |
 | WebTV | 20 | 0 % | |
 | AmigaOS | 13 | 0 % | |
 | CPM | 9 | 0 % | |
 | OS/2 | 4 | 0 % | |
 | Aix | 2 | 0 % | |
 | OSF Unix | 1 | 0 % | |
 | VMS | 1 | 0 % | |