| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 1003221 | 71.2 % | ||
 | Windows XP | 166751 | 11.8 % |  |
 | Windows Vista | 141382 | 10 % | |
 | Windows (unknown version) | 4972 | 0.3 % | |
 | Windows NT | 1661 | 0.1 % | |
 | Windows ME | 73 | 0 % | |
 | Windows Vista (LongHorn) | 41755 | 2.9 % | |
 | Windows Mobile | 8 | 0 % | |
 | Windows 98 | 560 | 0 % | |
 | Windows 95 | 75 | 0 % | |
 | Windows 2008 | 641479 | 45.5 % | |
 | Windows 2003 | 2974 | 0.2 % | |
 | Windows 2000 | 1521 | 0.1 % | |
 | Windows 3.xx | 10 | 0 % | |
| BSD | 216 | 0 % | ||
 | OpenBSD | 40 | 0 % | |
 | NetBSD | 7 | 0 % | |
 | FreeBSD | 169 | 0 % | |
| Linux | 110013 | 7.8 % | ||
 | Ubuntu | 9449 | 0.6 % | |
 | Suse | 239 | 0 % | |
 | Red Hat | 26 | 0 % | |
 | Mandriva (or Mandrake) | 11 | 0 % | |
 | Gentoo | 70 | 0 % | |
 | Fedora | 73 | 0 % | |
 | Debian | 102 | 0 % | |
 | Centos | 20 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 100023 | 7 % | |
| Macintosh | 223182 | 15.8 % | ||
 | Mac OS X | 223174 | 15.8 % | |
 | Mac OS | 8 | 0 % | |
| Others | 72252 | 5.1 % | ||
 | Unknown | 70871 | 5 % | |
 | Unknown Unix system | 917 | 0 % | |
 | Symbian OS | 276 | 0 % | |
 | RISC OS | 99 | 0 % | |
 | Sun Solaris | 49 | 0 % | |
 | Sony PlayStation Portable | 21 | 0 % | |
 | Nintendo Wii | 12 | 0 % | |
 | CPM | 3 | 0 % | |
 | AmigaOS | 2 | 0 % | |
 | OS/2 | 1 | 0 % | |
 | VMS | 1 | 0 % | |