| 9 different referring search engines | Pages | Percent | Hits | Percent |
| Google | 727 | 82.6 % | 878 | 83.7 % |
| Microsoft Bing | 92 | 10.4 % | 99 | 9.4 % |
| Yahoo! | 38 | 4.3 % | 42 | 4 % |
| Unknown search engines | 9 | 1 % | 9 | 0.8 % |
| Ask | 5 | 0.5 % | 5 | 0.4 % |
| Stumbleupon (Social Bookmark) | 4 | 0.4 % | 9 | 0.8 % |
| AOL | 3 | 0.3 % | 3 | 0.2 % |
| MyWebSearch | 1 | 0.1 % | 1 | 0 % |
| Yandex | 1 | 0.1 % | 2 | 0.1 % |
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