| Used Operating Systems |
| 1 | 2074 | 30.64 | 1859 | 50.27 | +http://www.baidu.com/search/spider.html |
| 2 | 1533 | 22.64 | 1284 | 34.72 | Windows NT |
| 3 | 792 | 11.70 | 209 | 5.65 | ezooms.bot@gmail.com |
| 4 | 711 | 10.50 | 42 | 1.14 | +http://yandex.com/bots |
| 5 | 568 | 8.39 | 4 | 0.11 | +http://www.seoprofiler.com/bot |
| 6 | 467 | 6.90 | 175 | 4.73 | +http://www.bing.com/bingbot.htm |
| 7 | 292 | 4.31 | 75 | 2.03 | +http://www.google.com/bot.html |
| 8 | 162 | 2.39 | 36 | 0.97 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 66 | 0.97 | 2 | 0.05 | +http://endb-consolidated.aihit.com/ |
| 10 | 56 | 0.83 | 2 | 0.05 | http://www.dataprovider.com/ |
| 11 | 8 | 0.12 | 0 | 0.00 | Macintosh PPC |
| 12 | 8 | 0.12 | 2 | 0.05 | +http://www.meanpath.com/meanpathbot.htm... |
| 13 | 6 | 0.09 | 0 | 0.00 | Linux 2.4.x |
| 14 | 6 | 0.09 | 4 | 0.11 | Windows 98 |
| 15 | 5 | 0.07 | 0 | 0.00 | Win32 |
| 16 | 4 | 0.06 | 0 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 17 | 4 | 0.06 | 2 | 0.05 | +info@netcraft.com |
| 18 | 4 | 0.06 | 0 | 0.00 | +http://siteexplorer.info/ |
| 19 | 2 | 0.03 | 2 | 0.05 | Windows 2000 |
| 20 | 2 | 0.03 | 0 | 0.00 | PPC Mac OS X Mach-O |
