| Used Operating Systems |
| 1 | 1528 | 53.45 | 40 | 6.70 | Windows NT |
| 2 | 377 | 13.19 | 259 | 43.38 | +http://yandex.com/bots |
| 3 | 267 | 9.34 | 99 | 16.58 | http://help.yahoo.com/help/us/ysearch/sl... |
| 4 | 253 | 8.85 | 128 | 21.44 | +http://www.google.com/bot.html |
| 5 | 136 | 4.76 | 16 | 2.68 | http://www.dotnetdotcom.org/, crawler@do... |
| 6 | 112 | 3.92 | 18 | 3.02 | MirrorDetector; +http://yandex.com/bots |
| 7 | 54 | 1.89 | 2 | 0.34 | +http://www.scoutjet.com/ |
| 8 | 31 | 1.08 | 1 | 0.17 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 21 | 0.73 | 1 | 0.17 | Linux [unknown version] |
| 10 | 19 | 0.66 | 3 | 0.50 | +http://www.seoprofiler.com/bot |
| 11 | 16 | 0.56 | 8 | 1.34 | +http://www.whoisde.de |
| 12 | 14 | 0.49 | 7 | 1.17 | http://misc.yahoo.com.cn/help.html |
| 13 | 14 | 0.49 | 8 | 1.34 | +http://www.exabot.com/go/robot |
| 14 | 4 | 0.14 | 2 | 0.34 | http://www.botje.com/plukkie.htm |
| 15 | 4 | 0.14 | 1 | 0.17 | +http://about.ask.com/en/docs/about/webm... |
| 16 | 3 | 0.10 | 1 | 0.17 | http://www.google.com/bot.html |
| 17 | 2 | 0.07 | 2 | 0.34 | + http://vertaler-nederlands.com |
| 18 | 2 | 0.07 | 1 | 0.17 | Windows 98 |
| 19 | 2 | 0.07 | 0 | 0.00 | Windows 6.1; MSIE 8.0.7600.16385 |
