| Used Operating Systems |
| 1 | 43450 | 84.61 | 946 | 50.48 | Windows NT |
| 2 | 2455 | 4.78 | 238 | 12.70 | http://help.yahoo.com/help/us/ysearch/sl... |
| 3 | 1986 | 3.87 | 535 | 28.55 | +http://www.google.com/bot.html |
| 4 | 1289 | 2.51 | 20 | 1.07 | Intel Mac OS X 10.5 |
| 5 | 434 | 0.85 | 27 | 1.44 | http://www.dotnetdotcom.org/, crawler@do... |
| 6 | 365 | 0.71 | 7 | 0.37 | Intel Mac OS X |
| 7 | 267 | 0.52 | 0 | 0.00 | Windows 6.0; MSIE 7.0.6001.18000 |
| 8 | 164 | 0.32 | 8 | 0.43 | Windows CE |
| 9 | 138 | 0.27 | 2 | 0.11 | PPC Mac OS X Mach-O |
| 10 | 131 | 0.26 | 9 | 0.48 | Windows 98 |
| 11 | 129 | 0.25 | 1 | 0.05 | http://www.majestic12.co.uk/bot.php?+ |
| 12 | 96 | 0.19 | 4 | 0.21 | +http://www.dontbuylists.com/ |
| 13 | 79 | 0.15 | 18 | 0.96 | Linux i686 [unknown version] |
| 14 | 58 | 0.11 | 2 | 0.11 | Intel Mac OS X 10.4 |
| 15 | 40 | 0.08 | 4 | 0.21 | Windows NT 5.2; SLCC1; .NET CLR 1.1.4... |
| 16 | 32 | 0.06 | 14 | 0.75 | Windows NT 5.2 |
| 17 | 28 | 0.05 | 14 | 0.75 | +http://about.ask.com/en/docs/about/webm... |
| 18 | 20 | 0.04 | 2 | 0.11 | Windows NT 5.1; SLCC1; .NET CLR 1.1.4... |
| 19 | 20 | 0.04 | 2 | 0.11 | Windows NT 5.2; SV1; .NET CLR 1.1.432... |
| 20 | 18 | 0.04 | 3 | 0.16 | +info@netcraft.com |
| 21 | 17 | 0.03 | 0 | 0.00 | Windows 6.0; MSIE 8.0.6001.18783 |
| 22 | 16 | 0.03 | 2 | 0.11 | Windows NT 5.2; SV1; .NET CLR 1.1.432... |
| 23 | 16 | 0.03 | 2 | 0.11 | Windows NT 5.2; SLCC1; .NET CLR 1.1.4... |
| 24 | 16 | 0.03 | 2 | 0.11 | Windows NT 5.1; SV1; .NET CLR 1.1.432... |
| 25 | 16 | 0.03 | 2 | 0.11 | Windows NT 5.1; SV1; .NET CLR 1.1.432... |
| 26 | 16 | 0.03 | 0 | 0.00 | Windows XP |
| 27 | 16 | 0.03 | 2 | 0.11 | Windows NT 5.2; SLCC1 |
| 28 | 16 | 0.03 | 2 | 0.11 | Windows NT 5.1; SLCC1; .NET CLR 1.1.4... |
| 29 | 8 | 0.02 | 1 | 0.05 | Windows NT 5.2; SV1; .NET CLR 1.1.432... |
| 30 | 6 | 0.01 | 3 | 0.16 | http://www.searchme.com/support/ |
| 31 | 6 | 0.01 | 0 | 0.00 | Windows 6.0; MSIE 7.0.6000.16851 |
| 32 | 4 | 0.01 | 2 | 0.11 | +http://discoveryengine.com/discobot.htm... |
| 33 | 2 | 0.00 | 0 | 0.00 | BlueCoat DRTR |
| 34 | 1 | 0.00 | 0 | 0.00 | Windows 90 |
