| Used Operating Systems by Visits |
| 1 | 6501 | 53.88 | 2022 | 44.21 | Windows NT |
| 2 | 4048 | 33.55 | 1988 | 43.46 | http://help.yahoo.com/help/us/ysearch/sl... |
| 3 | 340 | 2.82 | 159 | 3.48 | Windows 98 |
| 4 | 331 | 2.74 | 97 | 2.12 | +http://www.google.com/bot.html |
| 5 | 175 | 1.45 | 52 | 1.14 | +http://about.ask.com/en/docs/about/webm... |
| 6 | 93 | 0.77 | 47 | 1.03 | +http://www.exabot.com/go/robot |
| 7 | 134 | 1.11 | 46 | 1.01 | PPC Mac OS X Mach-O |
| 8 | 76 | 0.63 | 24 | 0.52 | Intel Mac OS X |
| 9 | 53 | 0.44 | 24 | 0.52 | +http://sp.ask.com/docs/about/tech_crawl... |
| 10 | 54 | 0.45 | 19 | 0.42 | Linux i686 [unknown version] |
| 11 | 28 | 0.23 | 14 | 0.31 | Windows 95 |
| 12 | 29 | 0.24 | 12 | 0.26 | Macintosh PPC |
| 13 | 8 | 0.07 | 8 | 0.17 | Bluecoat DRTR |
| 14 | 12 | 0.10 | 6 | 0.13 | http://misc.yahoo.com.cn/help.html |
| 15 | 109 | 0.90 | 6 | 0.13 | Windows XP |
| 16 | 14 | 0.12 | 6 | 0.13 | Macintosh |
| 17 | 10 | 0.08 | 4 | 0.09 | Win32 |
| 18 | 10 | 0.08 | 4 | 0.09 | +http://www.become.com/site_owners.html |
| 19 | 2 | 0.02 | 2 | 0.04 | i686 Linux; 20020924 |
| 20 | 2 | 0.02 | 2 | 0.04 | i686 Linux; 20020719 |
| 21 | 2 | 0.02 | 2 | 0.04 | i686 Linux; 20020520 |
| 22 | 2 | 0.02 | 2 | 0.04 | i686 Linux; 20020715 |
| 23 | 2 | 0.02 | 2 | 0.04 | i686 Linux; 20021003 |
| 24 | 2 | 0.02 | 2 | 0.04 | i686 Linux; 20020905 |
| 25 | 2 | 0.02 | 2 | 0.04 | i686 Linux; 20021226 |
| 26 | 2 | 0.02 | 2 | 0.04 | i686 Linux; 20020122 |
| 27 | 2 | 0.02 | 2 | 0.04 | i686 Linux; 20020624 |
| 28 | 2 | 0.02 | 2 | 0.04 | i686 Linux; 20020110 |
| 29 | 2 | 0.02 | 2 | 0.04 | i686 Linux; 20020213 |
| 30 | 2 | 0.02 | 2 | 0.04 | i686 Linux; 20020907 |
| 31 | 2 | 0.02 | 2 | 0.04 | i686 Linux; 20021016 |
| 32 | 2 | 0.02 | 2 | 0.04 | i686 Linux; 20020103 |
| 33 | 4 | 0.03 | 2 | 0.04 | Windows 9x |
| 34 | 2 | 0.02 | 2 | 0.04 | +http://www.dnsdigger.com |
| 35 | 1 | 0.01 | 1 | 0.02 | i686 Linux; 20021010 |
| 36 | 1 | 0.01 | 1 | 0.02 | i686 Linux; 20020328 |
| 37 | 2 | 0.02 | 1 | 0.02 | Linux 2.2.x |
| 38 | 1 | 0.01 | 1 | 0.02 | Linux 2.6.x |
| 39 | 2 | 0.02 | 0 | 0.00 | http://www.yoono.com/ |
