According to the Nielsen Company, the total minutes spent on social networking sites has jumped 83 percent every year. Total minutes spent on Facebook catapulted almost 700 percent (to 13.9 billion) in April 2009, compared with 1.7 billion minutes for the same period last year. Facebook ranks as the No. 1 social networking site, followed by MySpace, Blogger, Tagged, Twitter, MyYearbook, LiveJournal, LinkedIn, SlashKey and Gaia Online
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