Social networking accounted for 16.6% of online time in 2011 and is on track to surpass portals in 2012. Facebook continues to dominate with nearly 3/4 of US internet users visiting monthly and accounting for 15% of online time. Other networks like LinkedIn, Twitter, and Google+ saw growth, while Myspace declined. Emerging sites like Tumblr and Pinterest also gained users in 2011. The increasing importance of social media was evidenced by its growing engagement levels and ability to influence areas like politics, fundraising and content consumption across devices.