| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 280553 | 82.3 % | ||
 | Windows XP | 25788 | 7.5 % |  |
 | Windows Vista | 57220 | 16.7 % | |
 | Windows (unknown version) | 55 | 0 % | |
 | Windows NT | 61 | 0 % | |
 | Windows Vista (LongHorn) | 7924 | 2.3 % | |
 | Windows 98 | 20 | 0 % | |
 | Windows 2008 | 178880 | 52.5 % | |
 | Windows 2003 | 624 | 0.1 % | |
 | Windows 2000 | 9981 | 2.9 % | |
| BSD | 9 | 0 % | ||
 | OpenBSD | 1 | 0 % | |
 | FreeBSD | 8 | 0 % | |
| Linux | 20286 | 5.9 % | ||
 | Ubuntu | 480 | 0.1 % | |
 | Red Hat | 42 | 0 % | |
 | Mandriva (or Mandrake) | 2 | 0 % | |
 | Fedora | 24 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 19738 | 5.7 % | |
| Macintosh | 24519 | 7.1 % | ||
 | Mac OS X | 24496 | 7.1 % | |
 | Mac OS | 23 | 0 % | |
| Others | 15339 | 4.5 % | ||
 | Unknown | 14560 | 4.2 % | |
 | Unknown Unix system | 750 | 0.2 % | |
 | Sun Solaris | 17 | 0 % | |
 | Symbian OS | 12 | 0 % | |