| Used Operating Systems |
| 1 | 8886 | 55.19 | 275 | 6.17 | Windows NT |
| 2 | 3407 | 21.16 | 3113 | 69.81 | +http://www.baidu.com/search/spider.html |
| 3 | 715 | 4.44 | 91 | 2.04 | +http://yandex.com/bots |
| 4 | 573 | 3.56 | 221 | 4.96 | +http://www.bing.com/bingbot.htm |
| 5 | 504 | 3.13 | 57 | 1.28 | +http://ahrefs.com/robot/ |
| 6 | 395 | 2.45 | 144 | 3.23 | +http://www.google.com/bot.html |
| 7 | 277 | 1.72 | 275 | 6.17 | http://www.yodao.com/help/webmaster/spid... |
| 8 | 264 | 1.64 | 3 | 0.07 | X11 |
| 9 | 252 | 1.57 | 44 | 0.99 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 177 | 1.10 | 54 | 1.21 | http://www.majestic12.co.uk/bot.php?+ |
| 11 | 162 | 1.01 | 63 | 1.41 | ezooms.bot@gmail.com |
| 12 | 98 | 0.61 | 2 | 0.04 | PPC Mac OS X 10.4 |
| 13 | 68 | 0.42 | 28 | 0.63 | +http://www.exabot.com/go/robot |
| 14 | 59 | 0.37 | 2 | 0.04 | Linux [unknown version] |
| 15 | 58 | 0.36 | 22 | 0.49 | +http://shoulu.jike.com/spider.html |
| 16 | 44 | 0.27 | 2 | 0.04 | PPC Mac OS X 10.5 |
| 17 | 27 | 0.17 | 6 | 0.13 | Linux i686 [unknown version] |
| 18 | 22 | 0.14 | 2 | 0.04 | http://crawler.sistrix.net/ |
| 19 | 22 | 0.14 | 11 | 0.25 | Windows 95 |
| 20 | 20 | 0.12 | 2 | 0.04 | http://www.lipperhey.com/ |
| 21 | 20 | 0.12 | 11 | 0.25 | +http://www.acoon.de/robot.asp |
| 22 | 11 | 0.07 | 5 | 0.11 | Windows 98 |
| 23 | 9 | 0.06 | 9 | 0.20 | http://www.youdao.com/help/webmaster/spi... |
| 24 | 6 | 0.04 | 6 | 0.13 | +http://pmoz.info/doc/botinfo.htm |
| 25 | 6 | 0.04 | 4 | 0.09 | +info@netcraft.com |
| 26 | 4 | 0.02 | 0 | 0.00 | http://desktop.google.com/ |
| 27 | 4 | 0.02 | 2 | 0.04 | http://www.botje.com/plukkie.htm |
| 28 | 4 | 0.02 | 2 | 0.04 | +http://discoveryengine.com/discoverybot... |
| 29 | 3 | 0.02 | 1 | 0.02 | +http://www.compspy.com/spider.html |
| 30 | 2 | 0.01 | 0 | 0.00 | i686 Linux; 20021223 |
| 31 | 2 | 0.01 | 1 | 0.02 | Windows XP |
| 32 | 1 | 0.01 | 1 | 0.02 | Windows 6.0; MSIE 8.0.6001.18241 |
