Explicit Core Search* share report total U.S. – home and work locations
| Total Explicit Core Search | Nov-11 | Dec-11 | Change |
| Google sites | 65.4% | 65.9% | 0.5% |
| Microsoft sites | 15.0% | 15.1% | 0.1% |
| Yahoo sites | 15.1% | 14.5% | -0.6% |
| ASK networks | 2.9% | 2.9% | 0.0% |
| AOL | 1.6% | 1.6% | 0.0% |
*Explicit Core Search excludes contextually driven searches that do not reflect specific user intent to interact with the search results.
The analysis shows that from November to December 2011 Yahoo has lost 0.6 per cent of its searches. 0.5 per cent of the searches is now done at Google instead and just 0.1 per cent of the searches is now done on Bing. Unfortunately for Yahoo, this tiny percentage has the result that Bing is now the second most popular search engine in America.
See Press release by Comscore.