| Used Operating Systems |
| 1 | 3650 | 47.19 | 95 | 12.06 | Windows NT |
| 2 | 2640 | 34.13 | 273 | 34.64 | +http://www.google.com/bot.html |
| 3 | 1270 | 16.42 | 371 | 47.08 | http://help.yahoo.com/help/us/ysearch/sl... |
| 4 | 56 | 0.72 | 2 | 0.25 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 47 | 0.61 | 24 | 3.05 | webcrawler at wise-guys dot nl; http://w... |
| 6 | 26 | 0.34 | 0 | 0.00 | webcrawler at wise-guys dot nl; http://w... |
| 7 | 21 | 0.27 | 12 | 1.52 | +http://www.exabot.com/go/robot |
| 8 | 12 | 0.16 | 3 | 0.38 | +http://about.ask.com/en/docs/about/webm... |
| 9 | 4 | 0.05 | 2 | 0.25 | +http://www.scoutjet.com/ |
| 10 | 4 | 0.05 | 2 | 0.25 | http://www.botje.com/plukkie.htm |
| 11 | 3 | 0.04 | 2 | 0.25 | Linux i686 [unknown version] |
| 12 | 1 | 0.01 | 1 | 0.13 | Auto; Windows |
| 13 | 1 | 0.01 | 1 | 0.13 | +info@netcraft.com |
