79% of American adults used the internet in 2009, up from 67% in Feb. 2005From http://www.resourceshelf.com/2009/10/25/graphic-the-rise-of-social-networking-with-american-adults/
46% of online American adults 18 and older use a social networking site like MySpace, Facebook or LinkedIn, up from 8% in February 2005.
65% of teens 12-17 use online social networks as of Feb 2008, up from 58% in 2007 and 55% in 2006.
As of August 2009, Facebook was the most popular online social network for American adults 18 and older.
Choose any of the above data and make an appropriate graph or graphs to represent it. You do not have to include everything, just choose what is most interesting to you.