comScore Releases December 2010 U.S. Online Video Rankings
*VEVO Rakes in 50 Million Viewers One Year After Its Launch*
RESTON, VA, January 21, 2011 – comScore, Inc., a leader in measuring the digital world, today released data from the comScore 
Video Metrix service showing that 172 million U.S. Internet users watched online video content in December for an average of 14.6 hours per viewer. The total U.S. Internet audience engaged in nearly 5.2 billion viewing sessions during the course of the month. (more…)