| Used Operating Systems |
| 1 | 2467 | 71.26 | 2080 | 79.97 | +http://www.baidu.com/search/spider.html |
| 2 | 275 | 7.94 | 274 | 10.53 | http://www.yodao.com/help/webmaster/spid... |
| 3 | 209 | 6.04 | 71 | 2.73 | +http://www.google.com/bot.html |
| 4 | 188 | 5.43 | 46 | 1.77 | +http://yandex.com/bots |
| 5 | 75 | 2.17 | 45 | 1.73 | Windows NT |
| 6 | 52 | 1.50 | 24 | 0.92 | +http://www.bing.com/bingbot.htm |
| 7 | 38 | 1.10 | 5 | 0.19 | Windows 98 |
| 8 | 34 | 0.98 | 4 | 0.15 | +http://ahrefs.com/robot/ |
| 9 | 26 | 0.75 | 13 | 0.50 | +http://shoulu.jike.com/spider.html |
| 10 | 24 | 0.69 | 4 | 0.15 | PPC Mac OS X 10.4 |
| 11 | 20 | 0.58 | 10 | 0.38 | http://www.majestic12.co.uk/bot.php?+ |
| 12 | 18 | 0.52 | 8 | 0.31 | Linux i686 [unknown version] |
| 13 | 14 | 0.40 | 7 | 0.27 | http://www.youdao.com/help/webmaster/spi... |
| 14 | 6 | 0.17 | 2 | 0.08 | ReverseGet/1.0; http://reverseget.com/; ... |
| 15 | 4 | 0.12 | 2 | 0.08 | +http://swebot-crawler.net |
| 16 | 4 | 0.12 | 2 | 0.08 | ezooms.bot@gmail.com |
| 17 | 3 | 0.09 | 1 | 0.04 | +http://www.aihit.com/ |
| 18 | 2 | 0.06 | 1 | 0.04 | bot@language-tools.com |
| 19 | 2 | 0.06 | 2 | 0.08 | +http://eripp.com |
| 20 | 1 | 0.03 | 0 | 0.00 | +info@netcraft.com |
