| Used Operating Systems by Visits |
| 1 | 10339 | 94.08 | 172 | 55.31 | Windows NT |
| 2 | 153 | 1.39 | 65 | 20.90 | http://help.yahoo.com/help/us/ysearch/sl... |
| 3 | 115 | 1.05 | 24 | 7.72 | Linux i686 [unknown version] |
| 4 | 37 | 0.34 | 14 | 4.50 | +http://sp.ask.com/docs/about/tech_crawl... |
| 5 | 36 | 0.33 | 13 | 4.18 | +http://www.google.com/bot.html |
| 6 | 241 | 2.19 | 8 | 2.57 | Windows 98 |
| 7 | 12 | 0.11 | 4 | 1.29 | +http://about.ask.com/en/docs/about/webm... |
| 8 | 2 | 0.02 | 2 | 0.64 | i686 Linux; 20020816 |
| 9 | 2 | 0.02 | 2 | 0.64 | i686 Linux; 20020717 |
| 10 | 4 | 0.04 | 2 | 0.64 | Windows XP |
| 11 | 1 | 0.01 | 1 | 0.32 | i686 Linux; 20020421 |
| 12 | 1 | 0.01 | 1 | 0.32 | i686 Linux; 20020911 |
| 13 | 1 | 0.01 | 1 | 0.32 | i686 Linux; 20020411 |
| 14 | 44 | 0.40 | 1 | 0.32 | Windows 9x |
| 15 | 1 | 0.01 | 1 | 0.32 | i686 Linux; 20020419 |