| Used Operating Systems |
| 1 | 2226 | 58.46 | 85 | 12.86 | +http://www.google.com/bot.html |
| 2 | 849 | 22.30 | 55 | 8.32 | Windows NT |
| 3 | 471 | 12.37 | 450 | 68.08 | +http://www.baidu.com/search/spider.html |
| 4 | 84 | 2.21 | 25 | 3.78 | +http://yandex.com/bots |
| 5 | 30 | 0.79 | 12 | 1.82 | Intel Mac OS X 10.6 |
| 6 | 29 | 0.76 | 9 | 1.36 | +http://www.bing.com/bingbot.htm |
| 7 | 28 | 0.74 | 7 | 1.06 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 25 | 0.66 | 1 | 0.15 | X11 |
| 9 | 14 | 0.37 | 6 | 0.91 | +http://discoveryengine.com/discobot.htm... |
| 10 | 13 | 0.34 | 0 | 0.00 | Linux i686 [unknown version] |
| 11 | 10 | 0.26 | 0 | 0.00 | Windows 98 |
| 12 | 8 | 0.21 | 4 | 0.61 | +http://shoulu.jike.com/spider.html |
| 13 | 6 | 0.16 | 3 | 0.45 | +http://tweetmeme.com/ |
| 14 | 5 | 0.13 | 0 | 0.00 | PPC Mac OS X 10.5.6; Tasman 1.0 |
| 15 | 4 | 0.11 | 1 | 0.15 | +http://filterdb.iss.net/crawler/ |
| 16 | 3 | 0.08 | 0 | 0.00 | Googlebot |
| 17 | 2 | 0.05 | 2 | 0.30 | Linux [unknown version] |
| 18 | 1 | 0.03 | 1 | 0.15 | Windows 95 |
