| Used Operating Systems |
| 1 | 18044 | 74.55 | 4584 | 70.06 | Windows NT |
| 2 | 1489 | 6.15 | 29 | 0.44 | +http://yandex.com/bots |
| 3 | 1363 | 5.63 | 1309 | 20.01 | +http://www.baidu.com/search/spider.html |
| 4 | 851 | 3.52 | 241 | 3.68 | +http://www.google.com/bot.html |
| 5 | 759 | 3.14 | 11 | 0.17 | Windows 98 |
| 6 | 650 | 2.69 | 5 | 0.08 | +http://www.warebay.com/bot.html |
| 7 | 398 | 1.64 | 190 | 2.90 | +http://www.bing.com/bingbot.htm |
| 8 | 178 | 0.74 | 28 | 0.43 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 102 | 0.42 | 21 | 0.32 | http://www.majestic12.co.uk/bot.php?+ |
| 10 | 94 | 0.39 | 16 | 0.24 | X11 |
| 11 | 67 | 0.28 | 12 | 0.18 | Android 2.3.5 |
| 12 | 53 | 0.22 | 25 | 0.38 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 23 | 0.10 | 12 | 0.18 | MSIE 5.5; Windows NT 5.0 |
| 14 | 17 | 0.07 | 16 | 0.24 | Windows 95 |
| 15 | 15 | 0.06 | 4 | 0.06 | +http://fulltext.sblog.cz/ |
| 16 | 11 | 0.05 | 2 | 0.03 | +info@netcraft.com |
| 17 | 10 | 0.04 | 2 | 0.03 | Intel Mac OS X 10.6 |
| 18 | 8 | 0.03 | 4 | 0.06 | Windows CE |
| 19 | 8 | 0.03 | 4 | 0.06 | +http://www.exabot.com/go/robot |
| 20 | 7 | 0.03 | 1 | 0.02 | Windows XP |
| 21 | 7 | 0.03 | 3 | 0.05 | Windows ME |
| 22 | 6 | 0.02 | 3 | 0.05 | http://crawler.sistrix.net/ |
| 23 | 6 | 0.02 | 3 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 24 | 6 | 0.02 | 1 | 0.02 | help@moz.com |
| 25 | 4 | 0.02 | 0 | 0.00 | Win32 |
| 26 | 4 | 0.02 | 4 | 0.06 | Android |
| 27 | 4 | 0.02 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 28 | 3 | 0.01 | 3 | 0.05 | Windows 2000 |
| 29 | 3 | 0.01 | 1 | 0.02 | +http://fb02itsscan.fh-muenster.de |
| 30 | 2 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 31 | 2 | 0.01 | 2 | 0.03 | Windows 3.1 |
| 32 | 2 | 0.01 | 2 | 0.03 | ) - BrowseX (2.0.0 Windows |
| 33 | 2 | 0.01 | 1 | 0.02 | +http://www.seoprofiler.com/bot |
| 34 | 2 | 0.01 | 1 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 35 | 2 | 0.01 | 2 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 36 | 1 | 0.00 | 1 | 0.02 | J2ME/MIDP |
| 37 | 1 | 0.00 | 0 | 0.00 | Linux 2.4.x |
