Women in social media (infographics)

Not actually any breaking news but collecting some statistics from recent years:
Women contribute to majority of social media usage, except LinkedIn.

55% of social media users are women, while the figure is 80% for Pinterest - from thesocialskinny.com March 2012 social media statistics.

Social media sites gender distribution by survey released in 2011 by the Pew Internet and American Life Project:

Women's social media usage infographics in 2010 by Ethan Bloch of Flowtown:

Sources:
thesocialskinny.com/100-social-media-mobile-and-internet-statistics-for-2012/
smedio.com/2011/06/22/women-are-taking-over-the-social-web/
www.pamorama.net/2010/07/12/how-women-use-social-media-infographic/