| Used Operating Systems |
| 1 | 83694 | 69.79 | 794 | 20.60 | +http://www.google.com/bot.html |
| 2 | 23601 | 19.68 | 947 | 24.57 | Windows NT |
| 3 | 5070 | 4.23 | 638 | 16.55 | http://help.yahoo.com/help/us/ysearch/sl... |
| 4 | 1987 | 1.66 | 924 | 23.98 | +http://www.bing.com/bingbot.htm |
| 5 | 1273 | 1.06 | 7 | 0.18 | +http://www.sitebot.org/robot/ |
| 6 | 1161 | 0.97 | 28 | 0.73 | Intel Mac OS X 10.6 |
| 7 | 536 | 0.45 | 11 | 0.29 | Intel Mac OS X 10.5 |
| 8 | 401 | 0.33 | 268 | 6.95 | +http://www.baidu.com/search/spider.html |
| 9 | 231 | 0.19 | 19 | 0.49 | Windows 98 |
| 10 | 216 | 0.18 | 0 | 0.00 | MirrorDetector; +http://yandex.com/bots |
| 11 | 216 | 0.18 | 19 | 0.49 | Linux i686 [unknown version] |
| 12 | 189 | 0.16 | 43 | 1.12 | http://www.majestic12.co.uk/bot.php?+ |
| 13 | 161 | 0.13 | 0 | 0.00 | +http://yandex.com/bots |
| 14 | 159 | 0.13 | 17 | 0.44 | Solaris 7.x |
| 15 | 126 | 0.11 | 12 | 0.31 | http://www.dotnetdotcom.org/, crawler@do... |
| 16 | 118 | 0.10 | 3 | 0.08 | Intel Mac OS X 10.4 |
| 17 | 116 | 0.10 | 2 | 0.05 | Linux [unknown version] |
| 18 | 99 | 0.08 | 11 | 0.29 | +http://discoveryengine.com/discobot.htm... |
| 19 | 77 | 0.06 | 46 | 1.19 | +http://www.exabot.com/go/robot |
| 20 | 72 | 0.06 | 2 | 0.05 | BeOS BePC |
| 21 | 42 | 0.04 | 7 | 0.18 | Macintosh PPC |
| 22 | 42 | 0.04 | 2 | 0.05 | Macintosh |
| 23 | 41 | 0.03 | 5 | 0.13 | PPC Mac OS X Mach-O |
| 24 | 39 | 0.03 | 3 | 0.08 | OS/2 |
| 25 | 35 | 0.03 | 1 | 0.03 | AOL 9.1; AOLBuild 4334.5011; Windows NT ... |
| 26 | 34 | 0.03 | 4 | 0.10 | Solaris 2.4.x |
| 27 | 30 | 0.03 | 3 | 0.08 | America Online Browser 1.1; rev1.2; Wind... |
| 28 | 22 | 0.02 | 4 | 0.10 | +http://www.scoutjet.com/ |
| 29 | 20 | 0.02 | 2 | 0.05 | Win32 |
| 30 | 20 | 0.02 | 10 | 0.26 | ezooms.bot@gmail.com |
| 31 | 19 | 0.02 | 5 | 0.13 | Windows 95 |
| 32 | 15 | 0.01 | 7 | 0.18 | +info@netcraft.com |
| 33 | 10 | 0.01 | 1 | 0.03 | i686 Linux; 20020515 |
| 34 | 10 | 0.01 | 5 | 0.13 | +http://about.ask.com/en/docs/about/webm... |
| 35 | 9 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 36 | 8 | 0.01 | 0 | 0.00 | Windows CE |
| 37 | 8 | 0.01 | 2 | 0.05 | America Online Browser 1.1; rev1.5; Wind... |
| 38 | 4 | 0.00 | 0 | 0.00 | X11 |
| 39 | 2 | 0.00 | 0 | 0.00 | Windows 9. |
| 40 | 2 | 0.00 | 0 | 0.00 | http://www.youdao.com/help/webmaster/spi... |
| 41 | 1 | 0.00 | 1 | 0.03 | Windows XP |
| 42 | 1 | 0.00 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 43 | 1 | 0.00 | 1 | 0.03 | Windows ME |
