| Used Operating Systems |
| 1 | 19869 | 39.24 | 1016 | 10.24 | Windows NT |
| 2 | 9521 | 18.80 | 1351 | 13.62 | +http://www.google.com/bot.html |
| 3 | 5557 | 10.97 | 4906 | 49.45 | +http://www.baidu.com/search/spider.html |
| 4 | 4509 | 8.90 | 2 | 0.02 | +http://www.sitebot.org/robot/ |
| 5 | 3620 | 7.15 | 1750 | 17.64 | +http://www.bing.com/bingbot.htm |
| 6 | 2250 | 4.44 | 545 | 5.49 | http://help.yahoo.com/help/us/ysearch/sl... |
| 7 | 1861 | 3.68 | 18 | 0.18 | Intel Mac OS X 10.6 |
| 8 | 1417 | 2.80 | 26 | 0.26 | +http://discoveryengine.com/discobot.htm... |
| 9 | 475 | 0.94 | 1 | 0.01 | FreeBSD [unknown version] |
| 10 | 471 | 0.93 | 83 | 0.84 | +http://yandex.com/bots |
| 11 | 332 | 0.66 | 68 | 0.69 | http://www.majestic12.co.uk/bot.php?+ |
| 12 | 232 | 0.46 | 19 | 0.19 | MirrorDetector; +http://yandex.com/bots |
| 13 | 69 | 0.14 | 5 | 0.05 | +http://www.scoutjet.com/ |
| 14 | 54 | 0.11 | 6 | 0.06 | http://www.dotnetdotcom.org/, crawler@do... |
| 15 | 53 | 0.10 | 6 | 0.06 | Linux i686 [unknown version] |
| 16 | 47 | 0.09 | 32 | 0.32 | Windows 98 |
| 17 | 40 | 0.08 | 3 | 0.03 | Intel Mac OS X 10.5 |
| 18 | 38 | 0.08 | 2 | 0.02 | Intel Mac OS X 10.4 |
| 19 | 31 | 0.06 | 16 | 0.16 | http://misc.yahoo.com.cn/help.html |
| 20 | 30 | 0.06 | 10 | 0.10 | [email protected] |
| 21 | 22 | 0.04 | 8 | 0.08 | http://help.naver.com/customer_webtxt_02... |
| 22 | 20 | 0.04 | 11 | 0.11 | +http://www.exabot.com/go/robot |
| 23 | 17 | 0.03 | 1 | 0.01 | J2ME/MIDP |
| 24 | 14 | 0.03 | 7 | 0.07 | +http://about.ask.com/en/docs/about/webm... |
| 25 | 12 | 0.02 | 2 | 0.02 | Solaris 9.x |
| 26 | 12 | 0.02 | 1 | 0.01 | X11 |
| 27 | 11 | 0.02 | 5 | 0.05 | http://www.tkl.iis.u-tokyo.ac.jp/~crawle... |
| 28 | 9 | 0.02 | 0 | 0.00 | http://desktop.google.com/ |
| 29 | 8 | 0.02 | 1 | 0.01 | Nintendo Wii |
| 30 | 7 | 0.01 | 7 | 0.07 | Windows 95 |
| 31 | 6 | 0.01 | 1 | 0.01 | [email protected] |
| 32 | 5 | 0.01 | 1 | 0.01 | Macintosh |
| 33 | 3 | 0.01 | 0 | 0.00 | PPC Mac OS X 10.4 |
| 34 | 3 | 0.01 | 3 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 35 | 2 | 0.00 | 2 | 0.02 | Windows CE |
| 36 | 2 | 0.00 | 0 | 0.00 | BlackBerry |
| 37 | 2 | 0.00 | 2 | 0.02 | Windows 3.1 |
| 38 | 2 | 0.00 | 0 | 0.00 | Windows Phone OS 7.0 |
| 39 | 1 | 0.00 | 1 | 0.01 | Linux [unknown version] |
| 40 | 1 | 0.00 | 1 | 0.01 | Windows XP |
| 41 | 1 | 0.00 | 1 | 0.01 | +http://www.muammar-gaddafi.info |
| 42 | 1 | 0.00 | 0 | 0.00 | +http://flipboard.com/browserproxy |
| 43 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 5.0 |
