| Used Operating Systems |
| 1 | 5127 | 86.91 | 902 | 82.60 | Windows NT |
| 2 | 213 | 3.61 | 40 | 3.66 | Intel Mac OS X 10.5 |
| 3 | 159 | 2.70 | 51 | 4.67 | +http://www.google.com/bot.html |
| 4 | 99 | 1.68 | 33 | 3.02 | +http://about.ask.com/en/docs/about/webm... |
| 5 | 62 | 1.05 | 11 | 1.01 | Macintosh |
| 6 | 48 | 0.81 | 8 | 0.73 | Intel Mac OS X 10.4 |
| 7 | 38 | 0.64 | 8 | 0.73 | PPC Mac OS X Mach-O |
| 8 | 32 | 0.54 | 0 | 0.00 | Windows 6.0; MSIE 8.0.6001.18813 |
| 9 | 30 | 0.51 | 6 | 0.55 | Intel Mac OS X |
| 10 | 30 | 0.51 | 15 | 1.37 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 10 | 0.17 | 2 | 0.18 | Intel Mac OS X 10.6 |
| 12 | 8 | 0.14 | 2 | 0.18 | Windows CE |
| 13 | 8 | 0.14 | 2 | 0.18 | Windows NT 5.1; SV1; .NET CLR 1.1.432... |
| 14 | 8 | 0.14 | 2 | 0.18 | Windows NT 5.1; SLCC1; .NET CLR 1.1.4... |
| 15 | 8 | 0.14 | 3 | 0.27 | Linux i686 [unknown version] |
| 16 | 8 | 0.14 | 2 | 0.18 | Windows NT 5.2; SV1; .NET CLR 1.1.432... |
| 17 | 6 | 0.10 | 0 | 0.00 | Windows XP |
| 18 | 2 | 0.03 | 2 | 0.18 | Windows NT 5.1; SV1; .NET CLR 1.1.432... |
| 19 | 2 | 0.03 | 2 | 0.18 | Windows NT 5.2; SV1; .NET CLR 1.1.432... |
| 20 | 1 | 0.02 | 1 | 0.09 | SunOS sun4u |
