1.1 Trillion Display Ads Delivered in Q1 2011

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comScore has released an overview of the U.S. online display advertising market for Q1 2011 based on data from comScore Ad Metrix, indicating nearly 1.11 trillion display ads were delivered to U.S. Internet users during the quarter. Facebook accounted for 346 billion impressions, nearly double the number it delivered in Q1 2010, and accounting for… Read more »