| 15 different refering search engines | Pages | Percent | Hits | Percent |
|---|
| Google | 1603 | 85.4 % | 1603 | 77.4 % |
| Yahoo | 193 | 10.2 % | 381 | 18.4 % |
| Unknown search engines | 25 | 1.3 % | 26 | 1.2 % |
| MSN | 13 | 0.6 % | 13 | 0.6 % |
| AltaVista | 12 | 0.6 % | 12 | 0.5 % |
| DMOZ | 9 | 0.4 % | 9 | 0.4 % |
| AOL | 8 | 0.4 % | 8 | 0.3 % |
| Ask Jeeves | 5 | 0.2 % | 5 | 0.2 % |
| Excite | 2 | 0.1 % | 2 | 0 % |
| Dogpile | 2 | 0.1 % | 2 | 0 % |
| Mamma | 1 | 0 % | 1 | 0 % |
| Google (Images) | 1 | 0 % | 3 | 0.1 % |
| Seznam | 1 | 0 % | 1 | 0 % |
| Netscape | 1 | 0 % | 1 | 0 % |
| AllTheWeb | | | 3 | 0.1 % |
|