| Used Operating Systems |
| 1 | 1272 | 21.81 | 64 | 18.44 | http://help.yahoo.com/help/us/ysearch/sl... |
| 2 | 954 | 16.36 | 23 | 6.63 | +http://yandex.com/bots |
| 3 | 940 | 16.12 | 40 | 11.53 | +http://www.google.com/bot.html |
| 4 | 758 | 13.00 | 49 | 14.12 | MirrorDetector; +http://yandex.com/bots |
| 5 | 467 | 8.01 | 3 | 0.86 | +http://www.puritysearch.net/ |
| 6 | 442 | 7.58 | 109 | 31.41 | Windows NT |
| 7 | 414 | 7.10 | 7 | 2.02 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 243 | 4.17 | 6 | 1.73 | +http://www.sitebot.org/robot/ |
| 9 | 240 | 4.12 | 21 | 6.05 | ezooms.bot@gmail.com |
| 10 | 41 | 0.70 | 2 | 0.58 | Windows 98 |
| 11 | 34 | 0.58 | 15 | 4.32 | +http://www.bing.com/bingbot.htm |
| 12 | 8 | 0.14 | 1 | 0.29 | http://www.dotnetdotcom.org/, crawler@do... |
| 13 | 8 | 0.14 | 4 | 1.15 | +http://discoveryengine.com/discobot.htm... |
| 14 | 8 | 0.14 | 1 | 0.29 | Intel Mac OS X 10.6 |
| 15 | 2 | 0.03 | 1 | 0.29 | http://www.search17.com/bot.php |
| 16 | 1 | 0.02 | 1 | 0.29 | +http://www.dnsdigger.com |
