ComScore Networks' monthly analysis of activity across competitive search engines found that Google sites captured 47.4 percent of the US search market in December, gaining 0.4 percentage points over the previous month.
Yahoo was the only other search firm to experience positive growth over the month, jumping 0.3 percentage points and maintaining its second place ranking with 28.5 percent of US searches.
MSN-Microsoft took 10.5 percent, Ask took 5.4 percent and Time Warner took 4.9 percent.
Americans conducted 6.7 billion searches in December, up one percent compared with November.
Google recorded 3.2 billion search queries, followed by Yahoo with 1.9 billion, MSN-Microsoft with 713 million, Ask with 363 million, and Time Warner with 335 million.
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iTnews Executive Retreat - Security Leaders Edition
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