Facebook (45%) was the #1 option in Q1 2012 for social logins among online users who opted to use a social network identity to speed up registration on sites across the web, according to May 2012 analysis from Janrain. Data from the analysis indicates that 31% of users turned to their Google accounts for login, with both Facebook and Google growing their share by 1% point from Q4 2011. Twitter also increased its share by 1% point, to 9%, equaling Yahoo, which dropped a point. WindowsLive (3%) appealed to a far smaller subset, as did other login choices, also used by 3%. Read the rest at Marketing Charts.