Top 10 Visited Social-Networking Websites & Forums, February 2013

1. Facebook 60.1%(U.S. Market Share of Visits)
2. YouTube 22.9%(U.S. Market Share of Visits)
3. Twitter 1.86%(U.S. Market Share of Visits)
4. Pinterest 1.17%(U.S. Market Share of Visits)
5. Yahoo! Answers 1.00%(U.S. Market Share of Visits)
6. LinkedIn 0.82%(U.S. Market Share of Visits)
7. Google+ 0.78% (U.S. Market Share of Visits)
8. Tagged 0.56%(U.S. Market Share of Visits)
9. Tumblr 0.34%(U.S. Market Share of Visits)
10. Yelp 0.30%(U.S. Market Share of Visits)

Source:http://www.marketingcharts.com/wp/interactive/top-10-social-networking-websites-forums-february-2013-27543/