| Used Operating Systems |
| 1 | 12019 | 82.11 | 926 | 63.04 | Windows NT |
| 2 | 659 | 4.50 | 234 | 15.93 | +http://www.google.com/bot.html |
| 3 | 500 | 3.42 | 2 | 0.14 | +http://www.puritysearch.net/ |
| 4 | 452 | 3.09 | 35 | 2.38 | +http://www.seoprofiler.com/bot/ |
| 5 | 339 | 2.32 | 64 | 4.36 | http://help.yahoo.com/help/us/ysearch/sl... |
| 6 | 173 | 1.18 | 33 | 2.25 | Windows 98 |
| 7 | 102 | 0.70 | 2 | 0.14 | Windows NT 5.2 |
| 8 | 56 | 0.38 | 31 | 2.11 | AmigaOS |
| 9 | 46 | 0.31 | 17 | 1.16 | Linux i686 [unknown version] |
| 10 | 38 | 0.26 | 19 | 1.29 | Linux [unknown version] |
| 11 | 29 | 0.20 | 13 | 0.88 | Windows 95 |
| 12 | 26 | 0.18 | 8 | 0.54 | FreeBSD [unknown version] |
| 13 | 24 | 0.16 | 12 | 0.82 | Macintosh; U; PPC; Mac OS X |
| 14 | 20 | 0.14 | 3 | 0.20 | http://www.search17.com/bot.php |
| 15 | 18 | 0.12 | 10 | 0.68 | AmigaOS4.0 |
| 16 | 15 | 0.10 | 6 | 0.41 | Commodore 64 |
| 17 | 13 | 0.09 | 0 | 0.00 | Linux 2.4.x |
| 18 | 13 | 0.09 | 7 | 0.48 | DB OS 6.0 |
| 19 | 11 | 0.08 | 3 | 0.20 | Macintosh PPC |
| 20 | 11 | 0.08 | 6 | 0.41 | Darwin |
| 21 | 11 | 0.08 | 0 | 0.00 | Amiga OS |
| 22 | 9 | 0.06 | 3 | 0.20 | SaferSurf; DigExt |
| 23 | 7 | 0.05 | 7 | 0.48 | Chimera |
| 24 | 7 | 0.05 | 3 | 0.20 | Symbian OS/1.1.0 |
| 25 | 6 | 0.04 | 0 | 0.00 | http://help.naver.com/customer_webtxt_02... |
| 26 | 6 | 0.04 | 4 | 0.27 | MSIE 5.5; Windows NT 4.0 |
| 27 | 5 | 0.03 | 3 | 0.20 | OpenBSD [unknown version] |
| 28 | 4 | 0.03 | 4 | 0.27 | BeOS |
| 29 | 4 | 0.03 | 0 | 0.00 | http://www.dotnetdotcom.org/, crawler@do... |
| 30 | 2 | 0.01 | 2 | 0.14 | Auto; Windows |
| 31 | 2 | 0.01 | 2 | 0.14 | Mac_PowerPC Mac OS X; en |
| 32 | 2 | 0.01 | 2 | 0.14 | +http://www.proximic.com |
| 33 | 2 | 0.01 | 2 | 0.14 | +info@netcraft.com |
| 34 | 2 | 0.01 | 2 | 0.14 | Windows 3.1 |
| 35 | 2 | 0.01 | 2 | 0.14 | MSIE 5.5; Windows NT 5.0 |
| 36 | 2 | 0.01 | 2 | 0.14 | Windows XP |
