| Used Operating Systems |
| 1 | 2189 | 67.46 | 410 | 67.32 | Windows NT |
| 2 | 560 | 17.26 | 28 | 4.60 | Linux i686 [unknown version] |
| 3 | 178 | 5.49 | 64 | 10.51 | +http://about.ask.com/en/docs/about/webm... |
| 4 | 86 | 2.65 | 42 | 6.90 | http://help.yahoo.com/help/us/ysearch/sl... |
| 5 | 66 | 2.03 | 19 | 3.12 | +http://www.google.com/bot.html |
| 6 | 60 | 1.85 | 19 | 3.12 | Windows 98 |
| 7 | 40 | 1.23 | 7 | 1.15 | Intel Mac OS X |
| 8 | 32 | 0.99 | 6 | 0.99 | PPC Mac OS X Mach-O |
| 9 | 12 | 0.37 | 2 | 0.33 | Windows NT 5.2 |
| 10 | 8 | 0.25 | 4 | 0.66 | +http://www.exabot.com/go/robot |
| 11 | 4 | 0.12 | 2 | 0.33 | http://www.majestic12.co.uk/bot.php?+ |
| 12 | 4 | 0.12 | 0 | 0.00 | Windows 9 |
| 13 | 2 | 0.06 | 2 | 0.33 | i686 Linux; 20020124 |
| 14 | 2 | 0.06 | 2 | 0.33 | i686 Linux; 20020427 |
| 15 | 2 | 0.06 | 2 | 0.33 | i686 Linux; 20020703 |
