| Used Operating Systems |
| 1 | 344481 | 90.21 | 7592 | 82.28 | Windows NT |
| 2 | 15550 | 4.07 | 202 | 2.19 | Macintosh |
| 3 | 10238 | 2.68 | 469 | 5.08 | +http://www.google.com/bot.html |
| 4 | 3503 | 0.92 | 125 | 1.35 | http://www.dotnetdotcom.org/, crawler@do... |
| 5 | 2348 | 0.61 | 459 | 4.97 | http://help.yahoo.com/help/us/ysearch/sl... |
| 6 | 849 | 0.22 | 85 | 0.92 | Windows 98 |
| 7 | 782 | 0.20 | 19 | 0.21 | Intel Mac OS X 10.6 |
| 8 | 576 | 0.15 | 20 | 0.22 | Linux i686 [unknown version] |
| 9 | 449 | 0.12 | 17 | 0.18 | Windows XP |
| 10 | 440 | 0.12 | 2 | 0.02 | +http://www.puritysearch.net/ |
| 11 | 395 | 0.10 | 9 | 0.10 | PPC Mac OS X 10.5 |
| 12 | 338 | 0.09 | 3 | 0.03 | http://www.majestic12.co.uk/bot.php?+ |
| 13 | 314 | 0.08 | 66 | 0.72 | Windows 95 |
| 14 | 312 | 0.08 | 12 | 0.13 | Intel Mac OS X 10.5 |
| 15 | 176 | 0.05 | 0 | 0.00 | http://desktop.google.com/ |
| 16 | 161 | 0.04 | 3 | 0.03 | X11 |
| 17 | 157 | 0.04 | 6 | 0.07 | Linux [unknown version] |
| 18 | 78 | 0.02 | 2 | 0.02 | Intel Mac OS X 10.4 |
| 19 | 74 | 0.02 | 0 | 0.00 | Windows 6.0; MSIE 8.0.6001.18828 |
| 20 | 74 | 0.02 | 2 | 0.02 | http://www.google.com/bot.html |
| 21 | 60 | 0.02 | 20 | 0.22 | Windows ME |
| 22 | 58 | 0.02 | 19 | 0.21 | Windows CE |
| 23 | 53 | 0.01 | 12 | 0.13 | MSIE 5.5; Windows NT 5.0 |
| 24 | 50 | 0.01 | 0 | 0.00 | Windows 6.0; MSIE 8.0.6001.18865 |
| 25 | 48 | 0.01 | 25 | 0.27 | +http://about.ask.com/en/docs/about/webm... |
| 26 | 47 | 0.01 | 12 | 0.13 | Windows 3.1 |
| 27 | 45 | 0.01 | 6 | 0.07 | ) - BrowseX (2.0.0 Windows |
| 28 | 39 | 0.01 | 1 | 0.01 | PPC Mac OS X Mach-O |
| 29 | 35 | 0.01 | 1 | 0.01 | PPC Mac OS X 10.4 |
| 30 | 34 | 0.01 | 1 | 0.01 | Windows 9x |
| 31 | 32 | 0.01 | 16 | 0.17 | http://help.naver.com/customer_webtxt_02... |
| 32 | 17 | 0.00 | 3 | 0.03 | Auto; Windows |
| 33 | 14 | 0.00 | 7 | 0.08 | +http://www.exabot.com/go/robot |
| 34 | 12 | 0.00 | 2 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 35 | 10 | 0.00 | 5 | 0.05 | http://www.kalooga.com/info.html?page=cr... |
| 36 | 8 | 0.00 | 2 | 0.02 | Windows 2000 |
| 37 | 6 | 0.00 | 2 | 0.02 | +info@netcraft.com |
| 38 | 4 | 0.00 | 0 | 0.00 | J2ME/MIDP |
| 39 | 4 | 0.00 | 0 | 0.00 | Windows 6.1; MSIE 8.0.7600.16385 |
| 40 | 2 | 0.00 | 0 | 0.00 | +http://www.tagoo.ru |
| 41 | 2 | 0.00 | 0 | 0.00 | Windows 6.0; MSIE 7.0.6001.18000 |
