Data Releases and Methodology 2011 Data Release & Methodology March 11, 2016December 15, 2019 dfuoss First-time estimates for 2011Updated estimates for 2007, 2008, 2009, 2010Updated: January 2014 TypeFile name and linkCaptionSize pdfData Release: 2011Methodology for Preparing the Release of Demographic Estimates370.6k