| Used Operating Systems |
| 1 | 11679 | 60.20 | 6806 | 74.43 | http://help.yahoo.com/help/us/ysearch/sl... |
| 2 | 5110 | 26.34 | 1694 | 18.53 | Windows NT |
| 3 | 580 | 2.99 | 2 | 0.02 | +http://www.id-search.org/bot.html |
| 4 | 478 | 2.46 | 134 | 1.47 | Windows 98 |
| 5 | 402 | 2.07 | 157 | 1.72 | +http://about.ask.com/en/docs/about/webm... |
| 6 | 268 | 1.38 | 91 | 1.00 | +http://www.google.com/bot.html |
| 7 | 246 | 1.27 | 15 | 0.16 | http://help.naver.com/delete_main.asp |
| 8 | 117 | 0.60 | 5 | 0.05 | Windows XP |
| 9 | 92 | 0.47 | 29 | 0.32 | PPC Mac OS X Mach-O |
| 10 | 71 | 0.37 | 35 | 0.38 | +http://www.exabot.com/go/robot |
| 11 | 67 | 0.35 | 21 | 0.23 | +http://sp.ask.com/docs/about/tech_crawl... |
| 12 | 65 | 0.34 | 23 | 0.25 | Intel Mac OS X |
| 13 | 55 | 0.28 | 35 | 0.38 | Linux i686 [unknown version] |
| 14 | 42 | 0.22 | 20 | 0.22 | http://misc.yahoo.com.cn/help.html |
| 15 | 27 | 0.14 | 12 | 0.13 | Macintosh PPC |
| 16 | 26 | 0.13 | 2 | 0.02 | Windows 95 |
| 17 | 9 | 0.05 | 5 | 0.05 | Bluecoat DRTR |
| 18 | 8 | 0.04 | 4 | 0.04 | Windows 9x |
| 19 | 8 | 0.04 | 7 | 0.08 | Linux 2.6.x |
| 20 | 4 | 0.02 | 3 | 0.03 | PPC Mac OS X |
| 21 | 4 | 0.02 | 4 | 0.04 | i686 Linux; 20021002 |
| 22 | 4 | 0.02 | 4 | 0.04 | i686 Linux; 20020317 |
| 23 | 4 | 0.02 | 2 | 0.02 | http://www.yodao.com/help/webmaster/spid... |
| 24 | 4 | 0.02 | 4 | 0.04 | i686 Linux; 20020202 |
| 25 | 2 | 0.01 | 2 | 0.02 | i686 Linux; 20021114 |
| 26 | 2 | 0.01 | 2 | 0.02 | i686 Linux; 20020917 |
| 27 | 2 | 0.01 | 2 | 0.02 | i686 Linux; 20020902 |
| 28 | 2 | 0.01 | 2 | 0.02 | i686 Linux; 20020715 |
| 29 | 2 | 0.01 | 2 | 0.02 | i686 Linux; 20020322 |
| 30 | 2 | 0.01 | 2 | 0.02 | Win32 |
| 31 | 2 | 0.01 | 2 | 0.02 | i686 Linux; 20020916 |
| 32 | 2 | 0.01 | 2 | 0.02 | i686 Linux; 20020611 |
| 33 | 2 | 0.01 | 2 | 0.02 | i686 Linux; 20021201 |
| 34 | 2 | 0.01 | 2 | 0.02 | i686 Linux; 20021227 |
| 35 | 2 | 0.01 | 2 | 0.02 | i686 Linux; 20021012 |
| 36 | 2 | 0.01 | 2 | 0.02 | i686 Linux; 20020305 |
| 37 | 2 | 0.01 | 2 | 0.02 | i686 Linux; 20021122 |
| 38 | 1 | 0.01 | 1 | 0.01 | i686 Linux; 20020605 |
| 39 | 1 | 0.01 | 1 | 0.01 | i686 Linux; 20020414 |
| 40 | 1 | 0.01 | 1 | 0.01 | i686 Linux; 20020409 |
| 41 | 1 | 0.01 | 1 | 0.01 | i686 Linux; 20020610 |
