| Used Operating Systems |
| 1 | 8598 | 69.29 | 1092 | 69.60 | Windows NT |
| 2 | 1098 | 8.85 | 154 | 9.82 | +http://www.google.com/bot.html |
| 3 | 500 | 4.03 | 2 | 0.13 | +http://www.puritysearch.net/ |
| 4 | 384 | 3.09 | 40 | 2.55 | Windows 95 |
| 5 | 275 | 2.22 | 34 | 2.17 | Windows 98 |
| 6 | 237 | 1.91 | 37 | 2.36 | http://help.yahoo.com/help/us/ysearch/sl... |
| 7 | 176 | 1.42 | 23 | 1.47 | +http://www.seoprofiler.com/bot/ |
| 8 | 169 | 1.36 | 17 | 1.08 | Windows 2000 |
| 9 | 139 | 1.12 | 5 | 0.32 | +http://www.exabot.com/go/robot |
| 10 | 112 | 0.90 | 8 | 0.51 | Windows 3.1 |
| 11 | 102 | 0.82 | 2 | 0.13 | Windows NT 5.2 |
| 12 | 68 | 0.55 | 3 | 0.19 | Windows CE |
| 13 | 68 | 0.55 | 6 | 0.38 | MSIE 5.5; Windows NT 4.0 |
| 14 | 61 | 0.49 | 3 | 0.19 | Auto; Windows |
| 15 | 45 | 0.36 | 22 | 1.40 | Linux i686 [unknown version] |
| 16 | 39 | 0.31 | 16 | 1.02 | AmigaOS |
| 17 | 36 | 0.29 | 2 | 0.13 | Windows XP |
| 18 | 34 | 0.27 | 10 | 0.64 | Linux [unknown version] |
| 19 | 31 | 0.25 | 0 | 0.00 | http://www.majestic12.co.uk/bot.php?+ |
| 20 | 28 | 0.23 | 4 | 0.25 | MSIE 5.5; Windows NT 5.0 |
| 21 | 26 | 0.21 | 4 | 0.25 | Windows ME |
| 22 | 20 | 0.16 | 10 | 0.64 | http://misc.yahoo.com.cn/help.html |
| 23 | 18 | 0.15 | 6 | 0.38 | ) - BrowseX (2.0.0 Windows |
| 24 | 16 | 0.13 | 4 | 0.25 | Commodore 64 |
| 25 | 14 | 0.11 | 4 | 0.25 | http://www.dotnetdotcom.org/, crawler@do... |
| 26 | 12 | 0.10 | 6 | 0.38 | +http://www.scoutjet.com/ |
| 27 | 11 | 0.09 | 8 | 0.51 | FreeBSD [unknown version] |
| 28 | 9 | 0.07 | 5 | 0.32 | AmigaOS4.0 |
| 29 | 8 | 0.06 | 3 | 0.19 | http://www.entireweb.com/about/search_te... |
| 30 | 8 | 0.06 | 0 | 0.00 | Linux 2.4.x |
| 31 | 8 | 0.06 | 4 | 0.25 | DB OS 6.0 |
| 32 | 8 | 0.06 | 1 | 0.06 | Amiga OS |
| 33 | 7 | 0.06 | 7 | 0.45 | BeOS |
| 34 | 7 | 0.06 | 7 | 0.45 | Macintosh; U; PPC; Mac OS X |
| 35 | 6 | 0.05 | 0 | 0.00 | OpenBSD [unknown version] |
| 36 | 6 | 0.05 | 4 | 0.25 | Macintosh PPC |
| 37 | 5 | 0.04 | 3 | 0.19 | Darwin |
| 38 | 5 | 0.04 | 3 | 0.19 | Symbian OS/1.1.0 |
| 39 | 4 | 0.03 | 4 | 0.25 | +info@netcraft.com |
| 40 | 4 | 0.03 | 2 | 0.13 | +http://about.ask.com/en/docs/about/webm... |
| 41 | 2 | 0.02 | 0 | 0.00 | http://desktop.google.com/ |
| 42 | 2 | 0.02 | 2 | 0.13 | Chimera |
| 43 | 2 | 0.02 | 2 | 0.13 | +http://www.seexie.com |
| 44 | 1 | 0.01 | 0 | 0.00 | SaferSurf; DigExt |
