| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 310301 | 63.1 % | ||
 | Windows XP | 15565 | 3.1 % |  |
 | Windows Vista | 43018 | 8.7 % | |
 | Windows (unknown version) | 614 | 0.1 % | |
 | Windows NT | 65440 | 13.3 % | |
 | Windows ME | 23 | 0 % | |
 | Windows Vista (LongHorn) | 3425 | 0.6 % | |
 | Windows Mobile | 11 | 0 % | |
 | Windows 98 | 73 | 0 % | |
 | Windows 95 | 16 | 0 % | |
 | Windows 2008 | 181259 | 36.9 % | |
 | Windows 2003 | 424 | 0 % | |
 | Windows 2000 | 399 | 0 % | |
 | Windows 3.xx | 34 | 0 % | |
| BSD | 32 | 0 % | ||
 | OpenBSD | 13 | 0 % | |
 | NetBSD | 3 | 0 % | |
 | FreeBSD | 16 | 0 % | |
| Linux | 49501 | 10 % | ||
 | Ubuntu | 1547 | 0.3 % | |
 | Suse | 38 | 0 % | |
 | Red Hat | 31 | 0 % | |
 | Mandriva (or Mandrake) | 5 | 0 % | |
 | Gentoo | 24 | 0 % | |
 | Fedora | 71 | 0 % | |
 | Debian | 89 | 0 % | |
 | Centos | 5 | 0 % | |
 | Google Android | 23500 | 4.7 % | |
 | GNU Linux (Unknown or unspecified distribution) | 24191 | 4.9 % | |
| Macintosh | 109763 | 22.3 % | ||
 | Mac OS X | 109734 | 22.3 % | |
 | Mac OS | 29 | 0 % | |
| Others | 21584 | 4.3 % | ||
 | Unknown | 18423 | 3.7 % | |
 | Unknown Unix system | 1401 | 0.2 % | |
 | Java | 1027 | 0.2 % | |
 | Java Mobile | 444 | 0 % | |
 | BlackBerry | 205 | 0 % | |
 | Sun Solaris | 39 | 0 % | |
 | Symbian OS | 14 | 0 % | |
 | Aix | 6 | 0 % | |
 | OS/2 | 5 | 0 % | |
 | Irix | 4 | 0 % | |
 | BeOS | 3 | 0 % | |
 | HP UX | 3 | 0 % | |
 | OSF Unix | 2 | 0 % | |
 | Nintendo Wii | 2 | 0 % | |
 | AmigaOS | 2 | 0 % | |
 | RISC OS | 1 | 0 % | |
 | Syllable | 1 | 0 % | |
 | Inferno | 1 | 0 % | |
 | QNX | 1 | 0 % | |