| Used Operating Systems |
| 1 | 29439 | 81.44 | 1085 | 24.90 | Windows NT |
| 2 | 2122 | 5.87 | 1947 | 44.69 | +http://www.baidu.com/search/spider.html |
| 3 | 912 | 2.52 | 270 | 6.20 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 538 | 1.49 | 154 | 3.53 | +http://yandex.com/bots |
| 5 | 534 | 1.48 | 139 | 3.19 | http://help.yahoo.com/help/us/ysearch/sl... |
| 6 | 400 | 1.11 | 6 | 0.14 | PPC Mac OS X 10.4 |
| 7 | 377 | 1.04 | 141 | 3.24 | +http://www.bing.com/bingbot.htm |
| 8 | 301 | 0.83 | 300 | 6.89 | http://www.yodao.com/help/webmaster/spid... |
| 9 | 283 | 0.78 | 81 | 1.86 | +http://www.google.com/bot.html |
| 10 | 272 | 0.75 | 13 | 0.30 | +http://www.scoutjet.com/ |
| 11 | 176 | 0.49 | 65 | 1.49 | Linux i386 [unknown version] |
| 12 | 136 | 0.38 | 5 | 0.11 | Intel Mac OS X 10.6 |
| 13 | 132 | 0.37 | 16 | 0.37 | +http://ahrefs.com/robot/ |
| 14 | 93 | 0.26 | 9 | 0.21 | Linux i686 [unknown version] |
| 15 | 56 | 0.15 | 2 | 0.05 | Unknown |
| 16 | 54 | 0.15 | 4 | 0.09 | J2ME/MIDP |
| 17 | 51 | 0.14 | 2 | 0.05 | X11 |
| 18 | 45 | 0.12 | 19 | 0.44 | ezooms.bot@gmail.com |
| 19 | 31 | 0.09 | 15 | 0.34 | +http://www.exabot.com/go/robot |
| 20 | 30 | 0.08 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 21 | 26 | 0.07 | 1 | 0.02 | http://www.nerdbynature.net/bot |
| 22 | 22 | 0.06 | 20 | 0.46 | Windows 95 |
| 23 | 16 | 0.04 | 8 | 0.18 | http://www.youdao.com/help/webmaster/spi... |
| 24 | 16 | 0.04 | 9 | 0.21 | Windows 98 |
| 25 | 15 | 0.04 | 0 | 0.00 | http://desktop.google.com/ |
| 26 | 10 | 0.03 | 5 | 0.11 | http://misc.yahoo.com.cn/help.html |
| 27 | 8 | 0.02 | 0 | 0.00 | Windows XP |
| 28 | 7 | 0.02 | 7 | 0.16 | Windows ME |
| 29 | 7 | 0.02 | 7 | 0.16 | MSIE 5.5; Windows NT 5.0 |
| 30 | 7 | 0.02 | 7 | 0.16 | MSIE 5.5; Windows NT 4.0 |
| 31 | 6 | 0.02 | 4 | 0.09 | +http://discoveryengine.com/discobot.htm... |
| 32 | 6 | 0.02 | 3 | 0.07 | http://help.naver.com/customer_webtxt_02... |
| 33 | 4 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 34 | 4 | 0.01 | 1 | 0.02 | Intel Mac OS X 10.4 |
| 35 | 4 | 0.01 | 4 | 0.09 | Windows 3.1 |
| 36 | 3 | 0.01 | 2 | 0.05 | +info@netcraft.com |
| 37 | 2 | 0.01 | 2 | 0.05 | Win32 |
| 38 | 2 | 0.01 | 2 | 0.05 | Windows CE |
| 39 | 2 | 0.01 | 2 | 0.05 | +http://pmoz.info/doc/botinfo.htm |
