| Used Operating Systems |
| 1 | 5419 | 51.78 | 1320 | 53.70 | Windows NT |
| 2 | 1869 | 17.86 | 522 | 21.24 | http://help.yahoo.com/help/us/ysearch/sl... |
| 3 | 732 | 6.99 | 207 | 8.42 | +http://www.google.com/bot.html |
| 4 | 566 | 5.41 | 27 | 1.10 | http://www.dotnetdotcom.org/, crawler@do... |
| 5 | 342 | 3.27 | 7 | 0.28 | http://www.google.com/bot.html |
| 6 | 302 | 2.89 | 41 | 1.67 | +http://www.scoutjet.com/ |
| 7 | 261 | 2.49 | 38 | 1.55 | +http://discoveryengine.com/discobot.htm... |
| 8 | 204 | 1.95 | 4 | 0.16 | Windows NT 5.2 |
| 9 | 188 | 1.80 | 89 | 3.62 | +http://about.ask.com/en/docs/about/webm... |
| 10 | 100 | 0.96 | 42 | 1.71 | +http://www.exabot.com/go/robot |
| 11 | 61 | 0.58 | 33 | 1.34 | Windows 98 |
| 12 | 56 | 0.54 | 19 | 0.77 | http://help.naver.com/customer_webtxt_02... |
| 13 | 42 | 0.40 | 2 | 0.08 | +http://www.dontbuylists.com/ |
| 14 | 42 | 0.40 | 18 | 0.73 | Linux i686 [unknown version] |
| 15 | 30 | 0.29 | 0 | 0.00 | Windows 6.0; MSIE 7.0.6001.18000 |
| 16 | 28 | 0.27 | 11 | 0.45 | +http://mp3realm.org/mp3bot/ |
| 17 | 26 | 0.25 | 11 | 0.45 | http://www.youdao.com/help/webmaster/spi... |
| 18 | 24 | 0.23 | 1 | 0.04 | http://www.searchme.com/support/ |
| 19 | 24 | 0.23 | 5 | 0.20 | Unknown |
| 20 | 22 | 0.21 | 11 | 0.45 | http://misc.yahoo.com.cn/help.html |
| 21 | 21 | 0.20 | 21 | 0.85 | Win32 |
| 22 | 20 | 0.19 | 0 | 0.00 | Windows 6.0; MSIE 8.0.6001.18783 |
| 23 | 18 | 0.17 | 4 | 0.16 | Intel Mac OS X 10.5 |
| 24 | 14 | 0.13 | 0 | 0.00 | http://www.kalooga.com/info.html?page=cr... |
| 25 | 14 | 0.13 | 5 | 0.20 | PPC Mac OS X Mach-O |
| 26 | 10 | 0.10 | 2 | 0.08 | Intel Mac OS X 10.4 |
| 27 | 8 | 0.08 | 2 | 0.08 | U; Linux i686; de; +http://www.moose.at/ |
| 28 | 4 | 0.04 | 2 | 0.08 | J2ME/MIDP |
| 29 | 4 | 0.04 | 2 | 0.08 | Intel Mac OS X |
| 30 | 4 | 0.04 | 4 | 0.16 | Windows 95 |
| 31 | 4 | 0.04 | 2 | 0.08 | +http://www.guruji.com/en/WebmasterFAQ.h... |
| 32 | 2 | 0.02 | 2 | 0.08 | +http://www.icrossing.co.uk/bot/ |
| 33 | 2 | 0.02 | 2 | 0.08 | +info@netcraft.com |
| 34 | 2 | 0.02 | 2 | 0.08 | http://www.estsoft.com/ |
