Currently, 27.9 million US Internet users have a blog they update at least once per month, and they represent 14% of the Internet population. By 2013, 37.6 million users will update their blogs at least monthly. eMarketer estimates that in 2009 96.6 million US Internet users will read a blog at least once per month. By 2013, 128.2 million people, or 58% of all US users, will do the same.
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