| Used Operating Systems |
| 1 | 23069 | 69.67 | 1128 | 24.60 | Windows NT |
| 2 | 2764 | 8.35 | 2310 | 50.38 | +http://www.baidu.com/search/spider.html |
| 3 | 2225 | 6.72 | 284 | 6.19 | +http://www.bing.com/bingbot.htm |
| 4 | 1323 | 4.00 | 275 | 6.00 | +http://www.google.com/bot.html |
| 5 | 882 | 2.66 | 154 | 3.36 | +http://yandex.com/bots |
| 6 | 711 | 2.15 | 7 | 0.15 | http://help.yahoo.com/help/us/ysearch/sl... |
| 7 | 511 | 1.54 | 35 | 0.76 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 346 | 1.04 | 117 | 2.55 | ezooms.bot@gmail.com |
| 9 | 160 | 0.48 | 67 | 1.46 | +http://ahrefs.com/robot/ |
| 10 | 154 | 0.47 | 12 | 0.26 | Intel Mac OS X 10.4 |
| 11 | 109 | 0.33 | 19 | 0.41 | +http://shoulu.jike.com/spider.html |
| 12 | 92 | 0.28 | 2 | 0.04 | +http://www.warebay.com/bot.html |
| 13 | 88 | 0.27 | 0 | 0.00 | +http://discoveryengine.com/discoverybot... |
| 14 | 86 | 0.26 | 13 | 0.28 | AOL 9.0; AOLBuild 4184.5382; Windows NT ... |
| 15 | 83 | 0.25 | 19 | 0.41 | +http://www.exabot.com/go/robot |
| 16 | 72 | 0.22 | 2 | 0.04 | PPC Mac OS X 10.4 |
| 17 | 65 | 0.20 | 34 | 0.74 | Intel Mac OS X 10.6 |
| 18 | 62 | 0.19 | 20 | 0.44 | crawler@unister.de |
| 19 | 40 | 0.12 | 2 | 0.04 | +http://fulltext.sblog.cz/screenshot/ |
| 20 | 29 | 0.09 | 6 | 0.13 | +http://www.procog.com/spider.html |
| 21 | 28 | 0.08 | 2 | 0.04 | Windows Phone OS 7.0 |
| 22 | 24 | 0.07 | 12 | 0.26 | Windows CE |
| 23 | 24 | 0.07 | 8 | 0.17 | Windows 98 |
| 24 | 22 | 0.07 | 7 | 0.15 | Linux i686 [unknown version] |
| 25 | 18 | 0.05 | 1 | 0.02 | bot@language-tools.com |
| 26 | 16 | 0.05 | 2 | 0.04 | Windows XP |
| 27 | 13 | 0.04 | 7 | 0.15 | Linux [unknown version] |
| 28 | 13 | 0.04 | 8 | 0.17 | +http://tweetmeme.com/ |
| 29 | 12 | 0.04 | 0 | 0.00 | Windows 9. |
| 30 | 10 | 0.03 | 0 | 0.00 | http://desktop.google.com/ |
| 31 | 10 | 0.03 | 3 | 0.07 | http://benderthewebrobot.tumblr.com |
| 32 | 10 | 0.03 | 5 | 0.11 | ScoutJet; +http://blekko.com/about/blekk... |
| 33 | 6 | 0.02 | 3 | 0.07 | Windows 95 |
| 34 | 4 | 0.01 | 2 | 0.04 | Windows 2000 |
| 35 | 4 | 0.01 | 4 | 0.09 | http://support.paper.li/entries/20023257... |
| 36 | 4 | 0.01 | 2 | 0.04 | http://www.botje.com/plukkie.htm |
| 37 | 4 | 0.01 | 0 | 0.00 | Archive-It; +http://archive-it.org/files... |
| 38 | 4 | 0.01 | 2 | 0.04 | Android 2.2.1 |
| 39 | 3 | 0.01 | 2 | 0.04 | +info@netcraft.com |
| 40 | 2 | 0.01 | 2 | 0.04 | +http://www.netseer.com/crawler.html; cr... |
| 41 | 2 | 0.01 | 2 | 0.04 | J2ME/MIDP |
| 42 | 2 | 0.01 | 2 | 0.04 | +http://tweetedtimes.com |
| 43 | 2 | 0.01 | 2 | 0.04 | +http://domains.checkparams.com/ |
| 44 | 2 | 0.01 | 0 | 0.00 | X11 |
| 45 | 2 | 0.01 | 1 | 0.02 | Windows 3.1 |
