| Used Operating Systems |
| 1 | 2770 | 31.33 | 2496 | 68.84 | +http://www.baidu.com/search/spider.html |
| 2 | 2622 | 29.66 | 473 | 13.04 | +http://www.google.com/bot.html |
| 3 | 2060 | 23.30 | 285 | 7.86 | Windows NT |
| 4 | 301 | 3.40 | 34 | 0.94 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 280 | 3.17 | 79 | 2.18 | +http://yandex.com/bots |
| 6 | 136 | 1.54 | 56 | 1.54 | ezooms.bot@gmail.com |
| 7 | 124 | 1.40 | 41 | 1.13 | +http://www.bing.com/bingbot.htm |
| 8 | 90 | 1.02 | 1 | 0.03 | +http://swebot.net |
| 9 | 68 | 0.77 | 12 | 0.33 | Intel Mac OS X 10.6 |
| 10 | 67 | 0.76 | 22 | 0.61 | +http://www.exabot.com/go/robot |
| 11 | 58 | 0.66 | 32 | 0.88 | Windows 98 |
| 12 | 41 | 0.46 | 22 | 0.61 | +http://shoulu.jike.com/spider.html |
| 13 | 39 | 0.44 | 18 | 0.50 | +http://ahrefs.com/robot/ |
| 14 | 30 | 0.34 | 3 | 0.08 | +http://www.aihit.com/ |
| 15 | 26 | 0.29 | 7 | 0.19 | http://help.yahoo.com/help/us/ysearch/sl... |
| 16 | 15 | 0.17 | 5 | 0.14 | +http://www.scoutjet.com/ |
| 17 | 15 | 0.17 | 2 | 0.06 | +http://filterdb.iss.net/crawler/ |
| 18 | 14 | 0.16 | 1 | 0.03 | Intel Mac OS X 10.5 |
| 19 | 14 | 0.16 | 2 | 0.06 | Linux i686 [unknown version] |
| 20 | 13 | 0.15 | 6 | 0.17 | +http://discoveryengine.com/discobot.htm... |
| 21 | 13 | 0.15 | 9 | 0.25 | Windows 95 |
| 22 | 12 | 0.14 | 7 | 0.19 | Windows ME |
| 23 | 7 | 0.08 | 0 | 0.00 | +http://www-935.ibm.com/services/us/inde... |
| 24 | 5 | 0.06 | 3 | 0.08 | Windows NT 5.1 |
| 25 | 5 | 0.06 | 3 | 0.08 | +info@netcraft.com |
| 26 | 4 | 0.05 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 27 | 4 | 0.05 | 4 | 0.11 | MSIE 5.5; Windows NT 5.0 |
| 28 | 4 | 0.05 | 1 | 0.03 | PPC Mac OS X 10.5 |
| 29 | 3 | 0.03 | 1 | 0.03 | Windows |
| 30 | 1 | 0.01 | 1 | 0.03 | Win32 |
