| Used Operating Systems |
| 1 | 418754 | 93.65 | 13806 | 88.27 | Windows NT |
| 2 | 9341 | 2.09 | 243 | 1.55 | +http://www.google.com/bot.html |
| 3 | 3395 | 0.76 | 99 | 0.63 | Macintosh |
| 4 | 2865 | 0.64 | 40 | 0.26 | X11 |
| 5 | 2308 | 0.52 | 560 | 3.58 | http://help.yahoo.com/help/us/ysearch/sl... |
| 6 | 1978 | 0.44 | 110 | 0.70 | Linux i686 [unknown version] |
| 7 | 1278 | 0.29 | 129 | 0.82 | Intel Mac OS X 10.6 |
| 8 | 1264 | 0.28 | 155 | 0.99 | Windows 98 |
| 9 | 1111 | 0.25 | 20 | 0.13 | Linux [unknown version] |
| 10 | 664 | 0.15 | 22 | 0.14 | Intel Mac OS X 10.5 |
| 11 | 661 | 0.15 | 104 | 0.66 | Windows 95 |
| 12 | 521 | 0.12 | 15 | 0.10 | J2ME/MIDP |
| 13 | 500 | 0.11 | 2 | 0.01 | +http://www.puritysearch.net/ |
| 14 | 349 | 0.08 | 34 | 0.22 | http://desktop.google.com/ |
| 15 | 154 | 0.03 | 6 | 0.04 | http://www.searchme.com/support/ |
| 16 | 144 | 0.03 | 4 | 0.03 | PPC Mac OS X 10.4 |
| 17 | 140 | 0.03 | 46 | 0.29 | +http://yandex.com/bots |
| 18 | 139 | 0.03 | 22 | 0.14 | MirrorDetector; +http://yandex.com/bots |
| 19 | 138 | 0.03 | 21 | 0.13 | MSIE 5.5; Windows NT 5.0 |
| 20 | 135 | 0.03 | 22 | 0.14 | Windows 3.1 |
| 21 | 128 | 0.03 | 20 | 0.13 | Windows ME |
| 22 | 119 | 0.03 | 16 | 0.10 | Auto; Windows |
| 23 | 118 | 0.03 | 3 | 0.02 | PPC Mac OS X 10.5 |
| 24 | 114 | 0.03 | 6 | 0.04 | Intel Mac OS X 10.4 |
| 25 | 105 | 0.02 | 17 | 0.11 | Windows CE |
| 26 | 102 | 0.02 | 17 | 0.11 | Windows XP |
| 27 | 94 | 0.02 | 14 | 0.09 | MSIE 5.5; Windows NT 4.0 |
| 28 | 76 | 0.02 | 3 | 0.02 | PPC Mac OS X Mach-O |
| 29 | 75 | 0.02 | 14 | 0.09 | Windows 2000 |
| 30 | 75 | 0.02 | 11 | 0.07 | ) - BrowseX (2.0.0 Windows |
| 31 | 56 | 0.01 | 34 | 0.22 | +http://about.ask.com/en/docs/about/webm... |
| 32 | 53 | 0.01 | 1 | 0.01 | http://www.google.com/bot.html |
| 33 | 49 | 0.01 | 1 | 0.01 | iPhone |
| 34 | 36 | 0.01 | 1 | 0.01 | Unknown |
| 35 | 36 | 0.01 | 1 | 0.01 | Windows 9x |
| 36 | 20 | 0.00 | 4 | 0.03 | +http://www.scoutjet.com/ |
| 37 | 12 | 0.00 | 2 | 0.01 | Solaris 7.x |
| 38 | 10 | 0.00 | 5 | 0.03 | +http://www.exabot.com/go/robot |
| 39 | 3 | 0.00 | 1 | 0.01 | Windows Mobile |
| 40 | 3 | 0.00 | 1 | 0.01 | S60 |
| 41 | 2 | 0.00 | 1 | 0.01 | http://www.majestic12.co.uk/bot.php?+ |
| 42 | 2 | 0.00 | 1 | 0.01 | http://help.naver.com/customer_webtxt_02... |
| 43 | 2 | 0.00 | 1 | 0.01 | +http://www.sitebot.org/robot/ |
| 44 | 1 | 0.00 | 1 | 0.01 | Intel Mac OS X |
| 45 | 1 | 0.00 | 1 | 0.01 | Macintosh PPC |
| 46 | 1 | 0.00 | 1 | 0.01 | Linux 2.4.x |
| 47 | 1 | 0.00 | 1 | 0.01 | +http://builtwith.com/bot.html |
| 48 | 1 | 0.00 | 1 | 0.01 | FreeBSD [unknown version] |
