| Used Operating Systems |
| 1 | 15655 | 79.45 | 952 | 61.78 | Windows NT |
| 2 | 1783 | 9.05 | 87 | 5.65 | Intel Mac OS X 10.6 |
| 3 | 638 | 3.24 | 253 | 16.42 | +http://www.google.com/bot.html |
| 4 | 411 | 2.09 | 22 | 1.43 | Intel Mac OS X 10.5 |
| 5 | 381 | 1.93 | 24 | 1.56 | Linux [unknown version] |
| 6 | 272 | 1.38 | 102 | 6.62 | http://help.yahoo.com/help/us/ysearch/sl... |
| 7 | 256 | 1.30 | 34 | 2.21 | http://www.dotnetdotcom.org/, crawler@do... |
| 8 | 109 | 0.55 | 7 | 0.45 | Intel Mac OS X 10.4 |
| 9 | 78 | 0.40 | 36 | 2.34 | +http://about.ask.com/en/docs/about/webm... |
| 10 | 34 | 0.17 | 2 | 0.13 | Intel Mac OS X |
| 11 | 24 | 0.12 | 6 | 0.39 | MirrorDetector; +http://yandex.com/bots |
| 12 | 16 | 0.08 | 2 | 0.13 | Linux i686 [unknown version] |
| 13 | 12 | 0.06 | 0 | 0.00 | http://desktop.google.com/ |
| 14 | 10 | 0.05 | 2 | 0.13 | +http://www.seoprofiler.com/bot |
| 15 | 10 | 0.05 | 2 | 0.13 | +http://yandex.com/bots |
| 16 | 6 | 0.03 | 5 | 0.32 | Windows 98 |
| 17 | 4 | 0.02 | 2 | 0.13 | +info@netcraft.com |
| 18 | 2 | 0.01 | 2 | 0.13 | Windows 2000 |
| 19 | 1 | 0.01 | 0 | 0.00 | America Online Browser 1.1; rev1.2; Wind... |
| 20 | 1 | 0.01 | 1 | 0.06 | Windows 95 |
