| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 2447073 | 90.1 % | ||
 | Windows XP | 48957 | 1.8 % |  |
 | Windows Vista | 152255 | 5.6 % | |
 | Windows (unknown version) | 172 | 0 % | |
 | Windows NT | 1734629 | 63.8 % | |
 | Windows ME | 19 | 0 % | |
 | Windows Vista (LongHorn) | 10727 | 0.3 % | |
 | Windows 98 | 80 | 0 % | |
 | Windows 95 | 21 | 0 % | |
 | Windows 2008 | 498787 | 18.3 % | |
 | Windows 2003 | 545 | 0 % | |
 | Windows 2000 | 860 | 0 % | |
 | Windows 3.xx | 21 | 0 % | |
| BSD | 393 | 0 % | ||
 | OpenBSD | 206 | 0 % | |
 | NetBSD | 47 | 0 % | |
 | FreeBSD | 140 | 0 % | |
| Linux | 13436 | 0.4 % | ||
 | Ubuntu | 469 | 0 % | |
 | Red Hat | 20 | 0 % | |
 | Mandriva (or Mandrake) | 10 | 0 % | |
 | Fedora | 9 | 0 % | |
 | Debian | 1 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 12927 | 0.4 % | |
| Macintosh | 243411 | 8.9 % | ||
 | Mac OS X | 243352 | 8.9 % | |
 | Mac OS | 59 | 0 % | |
| Others | 10582 | 0.3 % | ||
 | Unknown | 10382 | 0.3 % | |
 | Unknown Unix system | 176 | 0 % | |
 | Symbian OS | 10 | 0 % | |
 | Aix | 9 | 0 % | |
 | Sun Solaris | 4 | 0 % | |
 | OS/2 | 1 | 0 % | |