| 30 different referring search engines | Pages | Percent | Hits | Percent |
|---|
| Google | 27988 | 58.2 % | 45063 | 64.8 % |
| Stumbleupon (Social Bookmark) | 18397 | 38.3 % | 18449 | 26.5 % |
| Unknown search engines | 731 | 1.5 % | 1206 | 1.7 % |
| Yahoo! | 346 | 0.7 % | 1652 | 2.3 % |
| Google (Images) | 184 | 0.3 % | 455 | 0.6 % |
| Ask | 99 | 0.2 % | 109 | 0.1 % |
| AOL | 67 | 0.1 % | 70 | 0.1 % |
| Baidu | 52 | 0.1 % | 115 | 0.1 % |
| MyWebSearch | 47 | 0 % | 47 | 0 % |
| Windows Live | 20 | 0 % | 50 | 0 % |
| Yandex | 18 | 0 % | 1934 | 2.7 % |
| WebCrawler | 17 | 0 % | 17 | 0 % |
| Go.com | 16 | 0 % | 274 | 0.3 % |
| Sogou | 14 | 0 % | 15 | 0 % |
| Earth Link | 4 | 0 % | 4 | 0 % |
| Dogpile | 4 | 0 % | 10 | 0 % |
| DMOZ | 3 | 0 % | 3 | 0 % |
| MetaCrawler (Metamoteur) | 2 | 0 % | 3 | 0 % |
| Seznam | 2 | 0 % | 3 | 0 % |
| search.ch | 2 | 0 % | 2 | 0 % |
| Ask UK | 1 | 0 % | 1 | 0 % |
| Arianna | 1 | 0 % | 1 | 0 % |
| Virgilio | 1 | 0 % | 1 | 0 % |
| InfoSpace | 1 | 0 % | 4 | 0 % |
| Web.de | 1 | 0 % | 1 | 0 % |
| Sapo | | | 11 | 0 % |
| Centrum.cz | | | 5 | 0 % |
| Mamma | | | 2 | 0 % |
| Excite | | | 1 | 0 % |
| Voila | | | 4 | 0 % |
|