| Used Operating Systems |
| 1 | 23232 | 73.41 | 1597 | 30.13 | Windows NT |
| 2 | 2851 | 9.01 | 2524 | 47.61 | +http://www.baidu.com/search/spider.html |
| 3 | 1290 | 4.08 | 68 | 1.28 | J2ME/MIDP |
| 4 | 663 | 2.09 | 253 | 4.77 | +http://www.google.com/bot.html |
| 5 | 663 | 2.09 | 233 | 4.40 | +http://yandex.com/bots |
| 6 | 502 | 1.59 | 222 | 4.19 | +http://www.bing.com/bingbot.htm |
| 7 | 303 | 0.96 | 25 | 0.47 | http://help.yahoo.com/help/us/ysearch/sl... |
| 8 | 232 | 0.73 | 59 | 1.11 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 199 | 0.63 | 10 | 0.19 | Series 60 |
| 10 | 189 | 0.60 | 77 | 1.45 | ezooms.bot@gmail.com |
| 11 | 186 | 0.59 | 4 | 0.08 | http://crawler.sistrix.net/ |
| 12 | 175 | 0.55 | 9 | 0.17 | Linux i686 [unknown version] |
| 13 | 160 | 0.51 | 40 | 0.75 | Linux i386 [unknown version] |
| 14 | 122 | 0.39 | 3 | 0.06 | Android |
| 15 | 100 | 0.32 | 11 | 0.21 | Windows 98 |
| 16 | 84 | 0.27 | 66 | 1.25 | +http://ahrefs.com/robot/ |
| 17 | 78 | 0.25 | 4 | 0.08 | PPC Mac OS X 10.4 |
| 18 | 62 | 0.20 | 13 | 0.25 | ScoutJet; +http://blekko.com/about/blekk... |
| 19 | 52 | 0.16 | 6 | 0.11 | PPC Mac OS X Mach-O |
| 20 | 50 | 0.16 | 3 | 0.06 | BlackBerry |
| 21 | 42 | 0.13 | 0 | 0.00 | Windows XP |
| 22 | 37 | 0.12 | 2 | 0.04 | Intel Mac OS X |
| 23 | 37 | 0.12 | 2 | 0.04 | Intel Mac OS X 10.6 |
| 24 | 34 | 0.11 | 6 | 0.11 | Windows Phone OS 7.5 |
| 25 | 30 | 0.09 | 2 | 0.04 | iPad |
| 26 | 30 | 0.09 | 3 | 0.06 | Intel Mac OS X 10.4 |
| 27 | 24 | 0.08 | 0 | 0.00 | http://desktop.google.com/ |
| 28 | 24 | 0.08 | 12 | 0.23 | +http://www.exabot.com/go/robot |
| 29 | 23 | 0.07 | 0 | 0.00 | Windows 90 |
| 30 | 22 | 0.07 | 4 | 0.08 | Linux [unknown version] |
| 31 | 18 | 0.06 | 1 | 0.02 | AOL 9.7; AOLBuild 4343.30; Windows NT 6.... |
| 32 | 17 | 0.05 | 1 | 0.02 | PPC Mac OS X 10.5 |
| 33 | 16 | 0.05 | 0 | 0.00 | Windows 9. |
| 34 | 16 | 0.05 | 8 | 0.15 | +http://shoulu.jike.com/spider.html |
| 35 | 15 | 0.05 | 1 | 0.02 | VRE |
| 36 | 12 | 0.04 | 2 | 0.04 | AOL 9.6; AOLBuild 4340.5004; Windows NT ... |
| 37 | 9 | 0.03 | 5 | 0.09 | +http://www.acoon.de/robot.asp |
| 38 | 8 | 0.03 | 2 | 0.04 | +http://filterdb.iss.net/crawler/ |
| 39 | 8 | 0.03 | 4 | 0.08 | MSIE 5.5; Windows NT 5.0 |
| 40 | 7 | 0.02 | 5 | 0.09 | Windows 95 |
| 41 | 4 | 0.01 | 2 | 0.04 | Windows CE |
| 42 | 4 | 0.01 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 43 | 2 | 0.01 | 1 | 0.02 | Windows 2000 |
| 44 | 2 | 0.01 | 1 | 0.02 | +http://www.web.nl/webmasters/spider.htm... |
| 45 | 2 | 0.01 | 1 | 0.02 | +http://www.infohelfer.de/crawler.php |
| 46 | 2 | 0.01 | 2 | 0.04 | Windows ME |
| 47 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 48 | 2 | 0.01 | 2 | 0.04 | WinHttp.WinHttpRequest.5 |
| 49 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.5 |
| 50 | 1 | 0.00 | 1 | 0.02 | +http://tweetmeme.com/ |
| 51 | 1 | 0.00 | 1 | 0.02 | http://support.paper.li/entries/20023257... |
| 52 | 1 | 0.00 | 1 | 0.02 | +http://tweetedtimes.com |
| 53 | 1 | 0.00 | 0 | 0.00 | Windows 6.1; MSIE 8.0.7601.17514 |
| 54 | 1 | 0.00 | 1 | 0.02 | crawler@nigma.ru |
