US Search Share December 2011, Google 65.9, Bing 15.1, Yahoo 14.5 pct

More than 18.2 billion explicit core searches were conducted in December (up 2 percent). Google Sites ranked first with 12 billion (up 3 percent), followed by Microsoft Sites with 2.7 billion (up 2 percent) and Yahoo! Sites with 2.6 billion. Ask Network delivered 531 million searches (up 3 percent), while AOL, Inc. rounded out the top five with 287 million.