Social Media Infographic: How adults spend their time online Twitter is one of the least common activities. Find out what tops the list. By Meredith CoburnNov. 22, 2011 SHARE Ragan Insider Premium Content To read the full story, log in. Become a Ragan Insider member to read this article and all other archived content. Sign up today Already a member? Log in here. Learn more about Ragan Insider.