2008 Digg Facebook Research Sample 
Webbiquity
JANUARY 17, 2011
the sources below provide a vast wealth of data, statistics and research results, as well as a bit of interesting social media trivia. Discover the answers to all of these questions and more here in more than 40 of the best resources for social media and marketing stats, facts and research of the past year. And much more.
Online Marketing Institute
DECEMBER 13, 2010
On Facebook this month, the average user created 90 pieces of content and contributed to the more than 30 billion pieces of content (web links, news stories, blog posts, notes, photo albums, etc.) Even with RSS, bloggers take to Twitter and Facebook to help create bridges between social and interest graphs to related content.
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