March of Dimes 2011 Premature Birth Report Card US Map (image) March of Dimes Foundation Share Print E-Mail Caption According to the 2011 March of Dimes Premature Birth Report Card, three states and Puerto Rico received an F, 11 states and the District of Columbia earned a D, 19 states got a C, 16 states received a B and only Vermont earned an A. The United States received a "C" based on comparing the nation's 2009 preliminary preterm birth rate of 12.2 percent with the March of Dimes new 2020 goal of 9.6 percent of all live births. Credit March of Dimes Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.