| Used Operating Systems |
| 1 | 2410 | 42.28 | 2179 | 68.50 | +http://www.baidu.com/search/spider.html |
| 2 | 1480 | 25.96 | 159 | 5.00 | Windows NT |
| 3 | 761 | 13.35 | 298 | 9.37 | +http://www.google.com/bot.html |
| 4 | 308 | 5.40 | 306 | 9.62 | http://www.yodao.com/help/webmaster/spid... |
| 5 | 205 | 3.60 | 58 | 1.82 | +http://yandex.com/bots |
| 6 | 179 | 3.14 | 79 | 2.48 | +http://www.bing.com/bingbot.htm |
| 7 | 120 | 2.11 | 37 | 1.16 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 92 | 1.61 | 5 | 0.16 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 30 | 0.53 | 11 | 0.35 | +http://www.exabot.com/go/robot |
| 10 | 18 | 0.32 | 9 | 0.28 | +http://shoulu.jike.com/spider.html |
| 11 | 13 | 0.23 | 4 | 0.13 | Linux [unknown version] |
| 12 | 12 | 0.21 | 6 | 0.19 | http://crawler.sistrix.net/ |
| 13 | 10 | 0.18 | 5 | 0.16 | +http://www.career-x.de/bot.html |
| 14 | 8 | 0.14 | 2 | 0.06 | +http://www.warebay.com/bot.html |
| 15 | 8 | 0.14 | 4 | 0.13 | Windows 95 |
| 16 | 7 | 0.12 | 2 | 0.06 | Windows 98 |
| 17 | 6 | 0.11 | 3 | 0.09 | MSIE 5.5; Windows NT 5.0 |
| 18 | 4 | 0.07 | 2 | 0.06 | Windows CE |
| 19 | 4 | 0.07 | 2 | 0.06 | Windows ME |
| 20 | 4 | 0.07 | 2 | 0.06 | Linux i686 [unknown version] |
| 21 | 4 | 0.07 | 1 | 0.03 | http://www.dataprovider.com/ |
| 22 | 3 | 0.05 | 2 | 0.06 | +info@netcraft.com |
| 23 | 2 | 0.04 | 1 | 0.03 | http://www.nerdbynature.net/bot |
| 24 | 2 | 0.04 | 1 | 0.03 | http://promotests.com/? |
| 25 | 2 | 0.04 | 1 | 0.03 | +http://ahrefs.com/robot/ |
| 26 | 2 | 0.04 | 0 | 0.00 | Windows XP |
| 27 | 2 | 0.04 | 1 | 0.03 | +http://www.web.nl/webmasters/spider.htm... |
| 28 | 2 | 0.04 | 1 | 0.03 | Windows 3.1 |
| 29 | 1 | 0.02 | 0 | 0.00 | http://desktop.google.com/ |
| 30 | 1 | 0.02 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
