Google at No 1 with 66.6% Market share in 2010

Google finished 2010 with 66.6 percent share, up from 66.2 percent in November, comScore said. Microsoft Bing held 12 percent, while Yahoo fell to 16 percent, its lowest total in years. comScore numbers via J.P. Morgan tells us Google's U.S. explicit core search market share rose sequentially from 66.2% to 66.6% in December. The Mountain View, Calif., company grew explicit core search volume by 13.1% in December, compared with the prior year-ago month. Monthly the numbers came in at 14.3 vs. 16.3 year on year growth in 3Q.
Microsoft site's for domestic explicit core search market share rose sequentially from 11.8% to 12.0% in December. The Redmond, Wash.-based company saw explicit core search volume fall to 29.4% year on year from 31.3%. In 4Q, explicit searches grew 33.7% year on year vs. 40.4% growth in 3Q. Yahoo took a hit in December. U.S. explicit core search market share fell sequentially from 16.4% to 16.0% in December, but volume grew by 3.9% year on year, down from 4.1% Y/Y growth in November. In 4Q, explicit searches grew 4.9% year on year vs. 2.4% growth in 3Q.