| Used Operating Systems |
| 1 | 21641 | 81.40 | 918 | 51.86 | Windows NT |
| 2 | 2741 | 10.31 | 175 | 9.89 | +http://yandex.com/bots |
| 3 | 608 | 2.29 | 165 | 9.32 | http://help.yahoo.com/help/us/ysearch/sl... |
| 4 | 453 | 1.70 | 130 | 7.34 | +http://www.google.com/bot.html |
| 5 | 212 | 0.80 | 73 | 4.12 | +http://www.bing.com/bingbot.htm |
| 6 | 204 | 0.77 | 2 | 0.11 | AOL 9.6; AOLBuild 4340.5004; Windows NT ... |
| 7 | 169 | 0.64 | 161 | 9.10 | +http://www.baidu.com/search/spider.html |
| 8 | 158 | 0.59 | 2 | 0.11 | PPC Mac OS X 10.4 |
| 9 | 119 | 0.45 | 87 | 4.92 | Windows 98 |
| 10 | 66 | 0.25 | 1 | 0.06 | PPC Mac OS X 10.5 |
| 11 | 56 | 0.21 | 2 | 0.11 | Linux i686 [unknown version] |
| 12 | 37 | 0.14 | 19 | 1.07 | ezooms.bot@gmail.com |
| 13 | 27 | 0.10 | 1 | 0.06 | Intel Mac OS X 10.4 |
| 14 | 20 | 0.08 | 2 | 0.11 | +http://ahrefs.com/robot/ |
| 15 | 20 | 0.08 | 10 | 0.56 | +http://www.exabot.com/go/robot |
| 16 | 16 | 0.06 | 5 | 0.28 | +http://discoveryengine.com/discobot.htm... |
| 17 | 14 | 0.05 | 0 | 0.00 | Windows 91 |
| 18 | 7 | 0.03 | 0 | 0.00 | http://desktop.google.com/ |
| 19 | 6 | 0.02 | 6 | 0.34 | Windows 95 |
| 20 | 3 | 0.01 | 3 | 0.17 | Windows XP |
| 21 | 2 | 0.01 | 1 | 0.06 | PPC Mac OS X |
| 22 | 2 | 0.01 | 2 | 0.11 | Windows ME |
| 23 | 2 | 0.01 | 2 | 0.11 | MSIE 5.5; Windows NT 5.0 |
| 24 | 2 | 0.01 | 2 | 0.11 | +info@netcraft.com |
| 25 | 1 | 0.00 | 1 | 0.06 | Windows 2000 |
| 26 | 1 | 0.00 | 0 | 0.00 | J2ME/MIDP |
