| Used Operating Systems |
| 1 | 3134 | 44.47 | 1067 | 31.06 | Windows NT |
| 2 | 529 | 7.51 | 315 | 9.17 | Windows 98 |
| 3 | 522 | 7.41 | 156 | 4.54 | +http://yandex.com/bots |
| 4 | 490 | 6.95 | 224 | 6.52 | +http://www.google.com/bot.html |
| 5 | 414 | 5.87 | 275 | 8.01 | Linux [unknown version] |
| 6 | 346 | 4.91 | 246 | 7.16 | Macintosh PPC |
| 7 | 310 | 4.40 | 215 | 6.26 | Windows 95 |
| 8 | 223 | 3.16 | 183 | 5.33 | AmigaOS |
| 9 | 170 | 2.41 | 119 | 3.46 | FreeBSD [unknown version] |
| 10 | 107 | 1.52 | 82 | 2.39 | AmigaOS4.0 |
| 11 | 92 | 1.31 | 68 | 1.98 | X11 |
| 12 | 75 | 1.06 | 61 | 1.78 | Macintosh; U; PPC; Mac OS X |
| 13 | 71 | 1.01 | 59 | 1.72 | BeOS |
| 14 | 48 | 0.68 | 28 | 0.82 | SaferSurf; DigExt |
| 15 | 46 | 0.65 | 39 | 1.14 | Win32 |
| 16 | 45 | 0.64 | 40 | 1.16 | Darwin |
| 17 | 42 | 0.60 | 25 | 0.73 | OpenBSD [unknown version] |
| 18 | 39 | 0.55 | 35 | 1.02 | DB OS 6.0 |
| 19 | 38 | 0.54 | 0 | 0.00 | http://www.majestic12.co.uk/bot.php?+ |
| 20 | 33 | 0.47 | 24 | 0.70 | Chimera |
| 21 | 31 | 0.44 | 17 | 0.49 | Amiga OS |
| 22 | 29 | 0.41 | 20 | 0.58 | Linux 2.4.x |
| 23 | 29 | 0.41 | 14 | 0.41 | PPC Mac OS X Mach-O |
| 24 | 27 | 0.38 | 23 | 0.67 | Commodore 64 |
| 25 | 23 | 0.33 | 20 | 0.58 | Symbian OS/1.1.0 |
| 26 | 16 | 0.23 | 8 | 0.23 | http://help.yahoo.com/help/us/ysearch/sl... |
| 27 | 12 | 0.17 | 2 | 0.06 | Intel Mac OS X 10.5 |
| 28 | 12 | 0.17 | 2 | 0.06 | Intel Mac OS X 10.6 |
| 29 | 11 | 0.16 | 10 | 0.29 | Windows 3.1 |
| 30 | 11 | 0.16 | 10 | 0.29 | MSIE 5.5; Windows NT 4.0 |
| 31 | 9 | 0.13 | 5 | 0.15 | Intel Mac OS X |
| 32 | 9 | 0.13 | 1 | 0.03 | Windows XP |
| 33 | 9 | 0.13 | 5 | 0.15 | Linux i686 [unknown version] |
| 34 | 9 | 0.13 | 8 | 0.23 | ) - BrowseX (2.0.0 Windows |
| 35 | 8 | 0.11 | 8 | 0.23 | Windows 2000 |
| 36 | 7 | 0.10 | 5 | 0.15 | Windows ME |
| 37 | 5 | 0.07 | 5 | 0.15 | Windows CE |
| 38 | 4 | 0.06 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 39 | 4 | 0.06 | 4 | 0.12 | MSIE 5.5; Windows NT 5.0 |
| 40 | 3 | 0.04 | 3 | 0.09 | Auto; Windows |
| 41 | 2 | 0.03 | 0 | 0.00 | J2ME/MIDP |
| 42 | 2 | 0.03 | 2 | 0.06 | +info@netcraft.com |
| 43 | 2 | 0.03 | 2 | 0.06 | Windows NT 5.2 |
