| Versions | Pages | Percent | Hits | Percent |
|---|
| Windows | 2,814,866 | 40.9 % | 20,809,751 | 41.2 % | |
 | Windows XP | 26,231 | 0.3 % | 189,639 | 0.3 % | 
|
 | Windows Vista | 139,173 | 2 % | 774,190 | 1.5 % |
|
 | Windows (unknown version) | 3,807 | 0 % | 60,041 | 0.1 % |
|
 | Windows NT | 2,016,395 | 29.3 % | 14,957,658 | 29.6 % |
|
 | Windows ME | 49 | 0 % | 109 | 0 % |
|
 | Windows Vista (LongHorn) | 33,393 | 0.4 % | 100,649 | 0.1 % |
|
 | Windows Mobile | 2,460 | 0 % | 10,473 | 0 % |
|
 | Windows 98 | 117 | 0 % | 168 | 0 % |
|
 | Windows 95 | 199 | 0 % | 1,265 | 0 % |
|
 | Windows 8 | 15,534 | 0.2 % | 91,152 | 0.1 % |
|
 | Windows 7 | 575,062 | 8.3 % | 4,608,995 | 9.1 % |
|
 | Windows 2003 | 1,337 | 0 % | 8,866 | 0 % |
|
 | Windows 2000 | 502 | 0 % | 2,028 | 0 % |
|
 | Windows 3.xx | 607 | 0 % | 4,518 | 0 % |
|
| Macintosh | 428,467 | 6.2 % | 2,872,419 | 5.6 % | |
 | Mac OS X 10.9 | 12,587 | 0.1 % | 28,593 | 0 % |
|
 | Mac OS X 10.8 Mountain Lion | 1,089 | 0 % | 9,271 | 0 % |
|
 | Mac OS X 10.7 Lion | 13,778 | 0.2 % | 32,628 | 0 % |
|
 | Mac OS X 10.6 Snow Leopard | 2,079 | 0 % | 26,396 | 0 % |
|
 | Mac OS X 10.5 Leopard | 1,080 | 0 % | 4,008 | 0 % |
|
 | Mac OS X 10.4 Tiger | 280 | 0 % | 1,706 | 0 % |
|
 | Mac OS X others | 397,346 | 5.7 % | 2,753,171 | 5.4 % |
|
 | Mac OS | 228 | 0 % | 16,646 | 0 % |
|
| BSD | 10,457 | 0.1 % | 86,108 | 0.1 % | |
 | OpenBSD | 1,858 | 0 % | 15,085 | 0 % |
|
 | NetBSD | 253 | 0 % | 2,686 | 0 % |
|
 | GNU/kFreeBSD | 3 | 0 % | 16 | 0 % |
|
 | FreeBSD | 8,343 | 0.1 % | 68,321 | 0.1 % |
|
| Linux | 3,419,486 | 49.7 % | 24,538,759 | 48.6 % | |
 | Ubuntu | 117,382 | 1.7 % | 742,496 | 1.4 % |
|
 | Suse | 86 | 0 % | 115 | 0 % |
|
 | Red Hat | 16 | 0 % | 17 | 0 % |
|
 | Mandriva (or Mandrake) | 9 | 0 % | 10 | 0 % |
|
 | Gentoo | 43 | 0 % | 144 | 0 % |
|
 | Fedora | 145 | 0 % | 267 | 0 % |
|
 | Debian | 698 | 0 % | 3,860 | 0 % |
|
 | Centos | 15 | 0 % | 15 | 0 % |
|
 | ASPLinux | 1 | 0 % | 1 | 0 % |
|
 | Google Android | 418,827 | 6 % | 2,578,981 | 5.1 % |
|
 | GNU Linux (Unknown or unspecified distribution) | 2,882,264 | 41.9 % | 21,212,853 | 42 % |
|
| Others | 195,073 | 2.8 % | 2,098,984 | 4.1 % | |
 | Unknown | 169,159 | 2.4 % | 1,921,627 | 3.8 % |
|
 | Unknown Unix system | 22,771 | 0.3 % | 161,555 | 0.3 % |
|
 | Java | 1,642 | 0 % | 6,356 | 0 % |
|
 | Java Mobile | 572 | 0 % | 3,771 | 0 % |
|
 | Sun Solaris | 354 | 0 % | 2,543 | 0 % |
|
 | Sony PlayStation | 189 | 0 % | 1,056 | 0 % |
|
 | BlackBerry | 164 | 0 % | 595 | 0 % |
|
 | OS/2 | 73 | 0 % | 513 | 0 % |
|
 | Symbian OS | 56 | 0 % | 350 | 0 % |
|
 | Nintendo Wii | 41 | 0 % | 280 | 0 % |
|
 | BeOS | 16 | 0 % | 161 | 0 % |
|
 | Syllable | 10 | 0 % | 96 | 0 % |
|
 | HP UX | 8 | 0 % | 8 | 0 % |
|
 | AmigaOS | 4 | 0 % | 12 | 0 % |
|
 | Commodore 64 | 3 | 0 % | 17 | 0 % |
|
 | OSF Unix | 3 | 0 % | 3 | 0 % |
|
 | Irix | 2 | 0 % | 7 | 0 % |
|
 | CP/M | 2 | 0 % | 3 | 0 % |
|
 | RISC OS | 2 | 0 % | 24 | 0 % |
|
 | Aix | 1 | 0 % | 2 | 0 % |
|
 | iOS (iPhone/iPod/iPad/...) | 1 | 0 % | 4 | 0 % |
|
 | VMS | 0 | 0 % | 1 | 0 % |
|
|