| Used Operating Systems |
| 1 | 4415 | 55.30 | 1601 | 39.83 | Windows NT |
| 2 | 1542 | 19.31 | 1454 | 36.17 | +http://www.baidu.com/search/spider.html |
| 3 | 678 | 8.49 | 263 | 6.54 | +http://www.bing.com/bingbot.htm |
| 4 | 427 | 5.35 | 268 | 6.67 | +http://www.google.com/bot.html |
| 5 | 116 | 1.45 | 28 | 0.70 | http://www.opensiteexplorer.org/dotbot, ... |
| 6 | 80 | 1.00 | 15 | 0.37 | +http://yandex.com/bots |
| 7 | 78 | 0.98 | 70 | 1.74 | Windows 95 |
| 8 | 63 | 0.79 | 24 | 0.60 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 57 | 0.71 | 6 | 0.15 | +http://ahrefs.com/robot/ |
| 10 | 53 | 0.66 | 16 | 0.40 | Windows 98 |
| 11 | 50 | 0.63 | 49 | 1.22 | +http://monasterytea.spbdyet.ru |
| 12 | 44 | 0.55 | 6 | 0.15 | +http://www.semrush.com/bot.html |
| 13 | 39 | 0.49 | 39 | 0.97 | +http://warifort.moykrest.ru/ |
| 14 | 27 | 0.34 | 9 | 0.22 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 15 | 26 | 0.33 | 8 | 0.20 | http://help.yahoo.com/help/us/ysearch/sl... |
| 16 | 23 | 0.29 | 7 | 0.17 | +http://OpenLinkProfiler.org/bot |
| 17 | 22 | 0.28 | 11 | 0.27 | +http://duckduckgo.com |
| 18 | 21 | 0.26 | 10 | 0.25 | +http://help.coccoc.com/ |
| 19 | 18 | 0.23 | 14 | 0.35 | Windows ME |
| 20 | 18 | 0.23 | 18 | 0.45 | Windows 3.1 |
| 21 | 18 | 0.23 | 4 | 0.10 | X11 |
| 22 | 16 | 0.20 | 15 | 0.37 | Windows CE |
| 23 | 16 | 0.20 | 15 | 0.37 | Windows 2000 |
| 24 | 16 | 0.20 | 4 | 0.10 | +http://fulltext.sblog.cz/ |
| 25 | 13 | 0.16 | 2 | 0.05 | Windows XP |
| 26 | 12 | 0.15 | 11 | 0.27 | MSIE 5.5; Windows NT 5.0 |
| 27 | 12 | 0.15 | 3 | 0.07 | Android 2.3.5 |
| 28 | 10 | 0.13 | 10 | 0.25 | MSIE 5.5; Windows NT 4.0 |
| 29 | 9 | 0.11 | 8 | 0.20 | Auto; Windows |
| 30 | 9 | 0.11 | 9 | 0.22 | ) - BrowseX (2.0.0 Windows |
| 31 | 8 | 0.10 | 3 | 0.07 | Linux [unknown version] |
| 32 | 8 | 0.10 | 1 | 0.02 | +http://webmeup-crawler.com/ |
| 33 | 8 | 0.10 | 4 | 0.10 | +http://www.meanpath.com/meanpathbot.htm... |
| 34 | 7 | 0.09 | 4 | 0.10 | +http://www.xovibot.net/ |
| 35 | 6 | 0.08 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 36 | 6 | 0.08 | 3 | 0.07 | +http://www.exabot.com/go/robot |
| 37 | 4 | 0.05 | 4 | 0.10 | +http://domainsigma.com/robot |
| 38 | 3 | 0.04 | 1 | 0.02 | +http://www.seograph.net/bot.html |
| 39 | 2 | 0.03 | 1 | 0.02 | +info@netcraft.com |
| 40 | 1 | 0.01 | 0 | 0.00 | documents; +http://docs.google.com |
| 41 | 1 | 0.01 | 1 | 0.02 | J2ME/MIDP |
| 42 | 1 | 0.01 | 0 | 0.00 | apps-presentations; +http://docs.google.... |
| 43 | 1 | 0.01 | 1 | 0.02 | Linux i686 [unknown version] |
