| Used Operating Systems by Visits |
| 1 | 46196 | 33.76 | 1520 | 32.65 | Windows NT |
| 2 | 2740 | 2.00 | 1373 | 29.49 | +http://www.bing.com/bingbot.htm |
| 3 | 75053 | 54.85 | 808 | 17.35 | +http://www.google.com/bot.html |
| 4 | 4810 | 3.52 | 538 | 11.55 | http://help.yahoo.com/help/us/ysearch/sl... |
| 5 | 2951 | 2.16 | 89 | 1.91 | Intel Mac OS X 10.6 |
| 6 | 873 | 0.64 | 67 | 1.44 | http://www.dotnetdotcom.org/, crawler@do... |
| 7 | 252 | 0.18 | 53 | 1.14 | +http://www.exabot.com/go/robot |
| 8 | 1480 | 1.08 | 39 | 0.84 | Linux i686 [unknown version] |
| 9 | 210 | 0.15 | 39 | 0.84 | http://www.majestic12.co.uk/bot.php?+ |
| 10 | 56 | 0.04 | 26 | 0.56 | ezooms.bot@gmail.com |
| 11 | 193 | 0.14 | 22 | 0.47 | Windows 98 |
| 12 | 586 | 0.43 | 21 | 0.45 | Intel Mac OS X 10.5 |
| 13 | 16 | 0.01 | 8 | 0.17 | +http://about.ask.com/en/docs/about/webm... |
| 14 | 197 | 0.14 | 7 | 0.15 | Intel Mac OS X 10.4 |
| 15 | 14 | 0.01 | 6 | 0.13 | Windows 95 |
| 16 | 12 | 0.01 | 5 | 0.11 | +http://www.scoutjet.com/ |
| 17 | 51 | 0.04 | 5 | 0.11 | +http://www.sitebot.org/robot/ |
| 18 | 3 | 0.00 | 3 | 0.06 | Windows 2000 |
| 19 | 3 | 0.00 | 3 | 0.06 | WinHttp.WinHttpRequest.5 |
| 20 | 14 | 0.01 | 3 | 0.06 | +http://www.AboutUs.org/ |
| 21 | 3 | 0.00 | 3 | 0.06 | Windows NT 5.2 |
| 22 | 79 | 0.06 | 2 | 0.04 | J2ME/MIDP |
| 23 | 85 | 0.06 | 2 | 0.04 | Intel Mac OS X |
| 24 | 71 | 0.05 | 2 | 0.04 | Linux [unknown version] |
| 25 | 2 | 0.00 | 2 | 0.04 | Windows XP |
| 26 | 8 | 0.01 | 2 | 0.04 | X11 |
| 27 | 53 | 0.04 | 1 | 0.02 | PPC Mac OS X 10.4 |
| 28 | 1 | 0.00 | 1 | 0.02 | Windows |
| 29 | 1 | 0.00 | 1 | 0.02 | +http://gravitext.com/iudex |
| 30 | 1 | 0.00 | 1 | 0.02 | FreeBSD [unknown version] |
| 31 | 30 | 0.02 | 1 | 0.02 | AOL 9.1; AOLBuild 4334.5011; Windows NT ... |
| 32 | 44 | 0.03 | 1 | 0.02 | PPC Mac OS X 10.5 |
| 33 | 2 | 0.00 | 1 | 0.02 | Macintosh |
| 34 | 1 | 0.00 | 1 | 0.02 | +http://eripp.com |
| 35 | 13 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 36 | 6 | 0.00 | 0 | 0.00 | Macintosh PPC |
| 37 | 6 | 0.00 | 0 | 0.00 | Windows ME |
| 38 | 177 | 0.13 | 0 | 0.00 | MirrorDetector; +http://yandex.com/bots |
| 39 | 4 | 0.00 | 0 | 0.00 | MSIE 5.5; Windows NT 4.0 |
| 40 | 526 | 0.38 | 0 | 0.00 | +http://yandex.com/bots |
| 41 | 1 | 0.00 | 0 | 0.00 | +info@netcraft.com |
| 42 | 4 | 0.00 | 0 | 0.00 | MSIE 5.5; Windows NT 5.0 |
