| Used Operating Systems |
| 1 | 619991 | 93.06 | 20793 | 75.95 | Windows NT |
| 2 | 17979 | 2.70 | 335 | 1.22 | +http://www.google.com/bot.html |
| 3 | 5637 | 0.85 | 4245 | 15.50 | +http://www.bing.com/bingbot.htm |
| 4 | 3577 | 0.54 | 123 | 0.45 | Linux i686 [unknown version] |
| 5 | 2722 | 0.41 | 564 | 2.06 | http://help.yahoo.com/help/us/ysearch/sl... |
| 6 | 2438 | 0.37 | 75 | 0.27 | Linux [unknown version] |
| 7 | 1980 | 0.30 | 163 | 0.60 | Macintosh |
| 8 | 1825 | 0.27 | 55 | 0.20 | Intel Mac OS X 10.6 |
| 9 | 1231 | 0.18 | 88 | 0.32 | http://www.dotnetdotcom.org/, crawler@do... |
| 10 | 1227 | 0.18 | 161 | 0.59 | Windows 95 |
| 11 | 1222 | 0.18 | 45 | 0.16 | J2ME/MIDP |
| 12 | 1053 | 0.16 | 172 | 0.63 | Windows 98 |
| 13 | 619 | 0.09 | 48 | 0.18 | +http://yandex.com/bots |
| 14 | 494 | 0.07 | 2 | 0.01 | +http://www.puritysearch.net/ |
| 15 | 462 | 0.07 | 20 | 0.07 | http://desktop.google.com/ |
| 16 | 445 | 0.07 | 18 | 0.07 | Intel Mac OS X 10.4 |
| 17 | 444 | 0.07 | 16 | 0.06 | Intel Mac OS X 10.5 |
| 18 | 391 | 0.06 | 7 | 0.03 | +http://www.sitebot.org/robot/ |
| 19 | 329 | 0.05 | 108 | 0.39 | ezooms.bot@gmail.com |
| 20 | 325 | 0.05 | 95 | 0.35 | http://www.majestic12.co.uk/bot.php?+ |
| 21 | 224 | 0.03 | 27 | 0.10 | Windows ME |
| 22 | 186 | 0.03 | 33 | 0.12 | Windows 2000 |
| 23 | 175 | 0.03 | 27 | 0.10 | Windows XP |
| 24 | 166 | 0.02 | 25 | 0.09 | MSIE 5.5; Windows NT 5.0 |
| 25 | 156 | 0.02 | 23 | 0.08 | Windows CE |
| 26 | 140 | 0.02 | 5 | 0.02 | PPC Mac OS X 10.5 |
| 27 | 135 | 0.02 | 22 | 0.08 | MirrorDetector; +http://yandex.com/bots |
| 28 | 133 | 0.02 | 21 | 0.08 | MSIE 5.5; Windows NT 4.0 |
| 29 | 113 | 0.02 | 14 | 0.05 | Windows 3.1 |
| 30 | 75 | 0.01 | 2 | 0.01 | Unknown |
| 31 | 62 | 0.01 | 11 | 0.04 | Auto; Windows |
| 32 | 61 | 0.01 | 10 | 0.04 | ) - BrowseX (2.0.0 Windows |
| 33 | 51 | 0.01 | 4 | 0.01 | PPC Mac OS X 10.4 |
| 34 | 42 | 0.01 | 2 | 0.01 | Android |
| 35 | 32 | 0.00 | 1 | 0.00 | Windows 9x |
| 36 | 24 | 0.00 | 5 | 0.02 | America Online Browser 1.1; rev1.1; Wind... |
| 37 | 10 | 0.00 | 1 | 0.00 | Linux 2.4.x |
| 38 | 10 | 0.00 | 1 | 0.00 | +http://docs.google.com |
| 39 | 7 | 0.00 | 1 | 0.00 | X11 |
| 40 | 6 | 0.00 | 1 | 0.00 | PPC Mac OS X Mach-O |
| 41 | 6 | 0.00 | 3 | 0.01 | +http://www.exabot.com/go/robot |
| 42 | 4 | 0.00 | 0 | 0.00 | Windows 6.0; MSIE 7.0.6001.18000 |
| 43 | 4 | 0.00 | 1 | 0.00 | +http://www.alexa.com/help/webmasters; s... |
| 44 | 3 | 0.00 | 2 | 0.01 | http://www.google.com/bot.html |
| 45 | 2 | 0.00 | 2 | 0.01 | Macintosh PPC |
| 46 | 2 | 0.00 | 1 | 0.00 | http://help.naver.com/customer_webtxt_02... |
| 47 | 2 | 0.00 | 1 | 0.00 | Windows NT 6.0; WOW64; MRA 5.2 (build 0... |
| 48 | 1 | 0.00 | 0 | 0.00 | Solaris 9.x |
