| Used Operating Systems |
| 1 | 22882 | 33.76 | 600 | 4.54 | Windows NT |
| 2 | 21502 | 31.73 | 3770 | 28.50 | +http://www.bing.com/bingbot.htm |
| 3 | 10022 | 14.79 | 440 | 3.33 | +http://www.google.com/bot.html |
| 4 | 9206 | 13.58 | 7644 | 57.80 | +http://www.baidu.com/search/spider.html |
| 5 | 922 | 1.36 | 8 | 0.06 | Intel Mac OS X 10.6 |
| 6 | 522 | 0.77 | 434 | 3.28 | +http://ahrefs.com/robot/ |
| 7 | 502 | 0.74 | 2 | 0.02 | http://www.searchmetrics.com/en/searchme... |
| 8 | 492 | 0.73 | 1 | 0.01 | +http://filterdb.iss.net/crawler/ |
| 9 | 445 | 0.66 | 152 | 1.15 | +http://yandex.com/bots |
| 10 | 341 | 0.50 | 10 | 0.08 | http://crawler.sistrix.net/ |
| 11 | 222 | 0.33 | 31 | 0.23 | http://www.majestic12.co.uk/bot.php?+ |
| 12 | 176 | 0.26 | 30 | 0.23 | [email protected] |
| 13 | 106 | 0.16 | 1 | 0.01 | Macintosh |
| 14 | 105 | 0.15 | 5 | 0.04 | J2ME/MIDP |
| 15 | 45 | 0.07 | 14 | 0.11 | Windows 98 |
| 16 | 40 | 0.06 | 5 | 0.04 | Linux i686 [unknown version] |
| 17 | 37 | 0.05 | 15 | 0.11 | +http://www.exabot.com/go/robot |
| 18 | 32 | 0.05 | 16 | 0.12 | +http://www.career-x.de/bot.html |
| 19 | 30 | 0.04 | 1 | 0.01 | Series 60 |
| 20 | 21 | 0.03 | 1 | 0.01 | Windows Phone OS 7.5 |
| 21 | 20 | 0.03 | 10 | 0.08 | Windows |
| 22 | 14 | 0.02 | 3 | 0.02 | http://help.yahoo.com/help/us/ysearch/sl... |
| 23 | 12 | 0.02 | 0 | 0.00 | Android |
| 24 | 12 | 0.02 | 1 | 0.01 | PPC Mac OS X 10.5 |
| 25 | 11 | 0.02 | 9 | 0.07 | Windows 95 |
| 26 | 7 | 0.01 | 1 | 0.01 | Intel Mac OS X 10.4 |
| 27 | 6 | 0.01 | 1 | 0.01 | PPC Mac OS X 10.4 |
| 28 | 5 | 0.01 | 0 | 0.00 | BlackBerry |
| 29 | 5 | 0.01 | 4 | 0.03 | Linux [unknown version] |
| 30 | 5 | 0.01 | 4 | 0.03 | [email protected] |
| 31 | 4 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 32 | 4 | 0.01 | 2 | 0.02 | +http://shoulu.jike.com/spider.html |
| 33 | 3 | 0.00 | 1 | 0.01 | ScoutJet; +http://blekko.com/about/blekk... |
| 34 | 2 | 0.00 | 1 | 0.01 | +http://www.proximic.com/info/spider.php |
| 35 | 2 | 0.00 | 1 | 0.01 | Windows XP |
| 36 | 2 | 0.00 | 2 | 0.02 | Windows 3.1 |
| 37 | 2 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 5.0 |
| 38 | 1 | 0.00 | 1 | 0.01 | Windows CE |
| 39 | 1 | 0.00 | 1 | 0.01 | +http://www.netseer.com/crawler.html; cr... |
| 40 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 4.0 |
| 41 | 1 | 0.00 | 0 | 0.00 | X11 |
| 42 | 1 | 0.00 | 1 | 0.01 | PPC Mac OS X Mach-O |
| 43 | 1 | 0.00 | 1 | 0.01 | Windows ME |
