| Used Operating Systems by Visits |
| 1 | 3324 | 27.94 | 2909 | 46.22 | +http://www.baidu.com/search/spider.html |
| 2 | 5149 | 43.28 | 1812 | 28.79 | Windows NT |
| 3 | 342 | 2.87 | 340 | 5.40 | http://www.yodao.com/help/webmaster/spid... |
| 4 | 754 | 6.34 | 323 | 5.13 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 241 | 2.03 | 167 | 2.65 | Windows 95 |
| 6 | 299 | 2.51 | 113 | 1.80 | +http://www.bing.com/bingbot.htm |
| 7 | 323 | 2.71 | 96 | 1.53 | +http://www.google.com/bot.html |
| 8 | 371 | 3.12 | 83 | 1.32 | +http://yandex.com/bots |
| 9 | 60 | 0.50 | 51 | 0.81 | Windows CE |
| 10 | 131 | 1.10 | 49 | 0.78 | Windows 98 |
| 11 | 60 | 0.50 | 44 | 0.70 | MSIE 5.5; Windows NT 4.0 |
| 12 | 65 | 0.55 | 42 | 0.67 | MSIE 5.5; Windows NT 5.0 |
| 13 | 42 | 0.35 | 35 | 0.56 | Windows 2000 |
| 14 | 49 | 0.41 | 35 | 0.56 | Windows ME |
| 15 | 46 | 0.39 | 29 | 0.46 | Windows 3.1 |
| 16 | 54 | 0.45 | 27 | 0.43 | +http://www.career-x.de/bot.html |
| 17 | 64 | 0.54 | 26 | 0.41 | ezooms.bot@gmail.com |
| 18 | 242 | 2.03 | 16 | 0.25 | http://help.yahoo.com/help/us/ysearch/sl... |
| 19 | 48 | 0.40 | 14 | 0.22 | Windows XP |
| 20 | 17 | 0.14 | 13 | 0.21 | +http://ahrefs.com/robot/ |
| 21 | 35 | 0.29 | 12 | 0.19 | +http://www.exabot.com/go/robot |
| 22 | 51 | 0.43 | 11 | 0.17 | http://crawler.sistrix.net/ |
| 23 | 23 | 0.19 | 10 | 0.16 | +http://www.acoon.de/robot.asp |
| 24 | 20 | 0.17 | 9 | 0.14 | +http://shoulu.jike.com/spider.html |
| 25 | 20 | 0.17 | 8 | 0.13 | +http://www.seoprofiler.com/bot |
| 26 | 12 | 0.10 | 6 | 0.10 | Intel Mac OS X 10.4 |
| 27 | 6 | 0.05 | 3 | 0.05 | +http://tweetmeme.com/ |
| 28 | 9 | 0.08 | 3 | 0.05 | Linux i686 [unknown version] |
| 29 | 2 | 0.02 | 2 | 0.03 | crawler@unister.de |
| 30 | 4 | 0.03 | 2 | 0.03 | ) - BrowseX (2.0.0 Windows |
| 31 | 22 | 0.18 | 2 | 0.03 | Intel Mac OS X 10.6 |
| 32 | 2 | 0.02 | 1 | 0.02 | +http://www.web.nl/webmasters/spider.htm... |
| 33 | 2 | 0.02 | 1 | 0.02 | +info@netcraft.com |
| 34 | 4 | 0.03 | 0 | 0.00 | http://desktop.google.com/ |
| 35 | 2 | 0.02 | 0 | 0.00 | +Someday ya skazhu |
| 36 | 3 | 0.03 | 0 | 0.00 | J2ME/MIDP |
