| Used Operating Systems |
| 1 | 12698 | 35.83 | 10991 | 74.80 | +http://www.baidu.com/search/spider.html |
| 2 | 8587 | 24.23 | 1034 | 7.04 | +http://www.google.com/bot.html |
| 3 | 6934 | 19.57 | 690 | 4.70 | Windows NT |
| 4 | 1788 | 5.05 | 1145 | 7.79 | +http://www.bing.com/bingbot.htm |
| 5 | 1786 | 5.04 | 306 | 2.08 | +http://ahrefs.com/robot/ |
| 6 | 1337 | 3.77 | 52 | 0.35 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 671 | 1.89 | 8 | 0.05 | http://crawler.sistrix.net/ |
| 8 | 620 | 1.75 | 121 | 0.82 | +http://yandex.com/bots |
| 9 | 358 | 1.01 | 6 | 0.04 | ezooms.bot@gmail.com |
| 10 | 250 | 0.71 | 1 | 0.01 | +http://www.warebay.com/bot.html |
| 11 | 185 | 0.52 | 185 | 1.26 | http://www.yodao.com/help/webmaster/spid... |
| 12 | 59 | 0.17 | 56 | 0.38 | Windows 95 |
| 13 | 26 | 0.07 | 12 | 0.08 | Windows XP |
| 14 | 21 | 0.06 | 14 | 0.10 | Windows 98 |
| 15 | 20 | 0.06 | 2 | 0.01 | http://help.yahoo.com/help/us/ysearch/sl... |
| 16 | 20 | 0.06 | 7 | 0.05 | +http://www.exabot.com/go/robot |
| 17 | 18 | 0.05 | 18 | 0.12 | Windows 3.1 |
| 18 | 16 | 0.05 | 16 | 0.11 | Windows CE |
| 19 | 12 | 0.03 | 1 | 0.01 | Linux i686 [unknown version] |
| 20 | 8 | 0.02 | 8 | 0.05 | MSIE 5.5; Windows NT 5.0 |
| 21 | 7 | 0.02 | 7 | 0.05 | Windows 2000 |
| 22 | 7 | 0.02 | 7 | 0.05 | Windows ME |
| 23 | 4 | 0.01 | 4 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 24 | 3 | 0.01 | 1 | 0.01 | http://promotests.com/? |
| 25 | 2 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 26 | 2 | 0.01 | 1 | 0.01 | +info@netcraft.com |
