| Used Operating Systems |
| 1 | 5067 | 46.19 | 241 | 8.13 | Windows NT |
| 2 | 1984 | 18.09 | 1385 | 46.71 | +http://www.baidu.com/search/spider.html |
| 3 | 1395 | 12.72 | 398 | 13.42 | +http://www.google.com/bot.html |
| 4 | 593 | 5.41 | 160 | 5.40 | +http://yandex.com/bots |
| 5 | 409 | 3.73 | 25 | 0.84 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 390 | 3.56 | 136 | 4.59 | ezooms.bot@gmail.com |
| 7 | 356 | 3.25 | 355 | 11.97 | http://www.yodao.com/help/webmaster/spid... |
| 8 | 261 | 2.38 | 102 | 3.44 | +http://www.bing.com/bingbot.htm |
| 9 | 108 | 0.98 | 90 | 3.04 | +http://ahrefs.com/robot/ |
| 10 | 69 | 0.63 | 5 | 0.17 | Windows XP |
| 11 | 67 | 0.61 | 31 | 1.05 | +http://www.exabot.com/go/robot |
| 12 | 56 | 0.51 | 7 | 0.24 | Windows 95 |
| 13 | 51 | 0.46 | 3 | 0.10 | MSIE 5.5; Windows NT 5.0 |
| 14 | 34 | 0.31 | 7 | 0.24 | Linux i686 [unknown version] |
| 15 | 34 | 0.31 | 2 | 0.07 | MSIE 5.5; Windows NT 4.0 |
| 16 | 33 | 0.30 | 2 | 0.07 | http://help.yahoo.com/help/us/ysearch/sl... |
| 17 | 17 | 0.15 | 1 | 0.03 | Windows 3.1 |
| 18 | 9 | 0.08 | 4 | 0.13 | +http://shoulu.jike.com/spider.html |
| 19 | 6 | 0.05 | 3 | 0.10 | Windows 98 |
| 20 | 5 | 0.05 | 0 | 0.00 | PPC Mac OS X 10.4 |
| 21 | 4 | 0.04 | 0 | 0.00 | Intel Mac OS X 10.5 |
| 22 | 4 | 0.04 | 0 | 0.00 | Intel Mac OS X 10.7 |
| 23 | 4 | 0.04 | 0 | 0.00 | PPC Mac OS X 10.5 |
| 24 | 3 | 0.03 | 3 | 0.10 | Windows 2000 |
| 25 | 3 | 0.03 | 2 | 0.07 | +info@netcraft.com |
| 26 | 2 | 0.02 | 0 | 0.00 | Windows Phone OS 7.5 |
| 27 | 2 | 0.02 | 2 | 0.07 | PPC Mac OS X Mach-O |
| 28 | 1 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 29 | 1 | 0.01 | 1 | 0.03 | Windows 97 |
| 30 | 1 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 31 | 1 | 0.01 | 0 | 0.00 | Windows Phone OS 7.0 |
