| Used Operating Systems |
| 1 | 792 | 44.92 | 354 | 54.88 | +http://www.google.com/bot.html |
| 2 | 666 | 37.78 | 217 | 33.64 | Windows NT |
| 3 | 80 | 4.54 | 5 | 0.78 | PPC Mac OS X Mach-O |
| 4 | 74 | 4.20 | 13 | 2.02 | http://www.dotnetdotcom.org/, crawler@do... |
| 5 | 51 | 2.89 | 26 | 4.03 | +http://yandex.com/bots |
| 6 | 32 | 1.82 | 5 | 0.78 | Intel Mac OS X 10.6 |
| 7 | 24 | 1.36 | 6 | 0.93 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 12 | 0.68 | 4 | 0.62 | MirrorDetector; +http://yandex.com/bots |
| 9 | 8 | 0.45 | 4 | 0.62 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 6 | 0.34 | 1 | 0.16 | Intel Mac OS X 10.5 |
| 11 | 6 | 0.34 | 2 | 0.31 | +http://www.scoutjet.com/ |
| 12 | 6 | 0.34 | 4 | 0.62 | Windows 98 |
| 13 | 4 | 0.23 | 2 | 0.31 | +http://about.ask.com/en/docs/about/webm... |
| 14 | 2 | 0.11 | 2 | 0.31 | Win3.1; ATHMWWW1.1; |
