Data Releases and Methodology 2012 Data Release & Methodology March 11, 2016December 15, 2019 dfuoss First-time estimates for 2012Updated estimates for 2008, 2009, 2010, 2011Updated: August 2014 TypeFile name and linkCaptionSize pdfData Release: 2012Methodology for Preparing the Release of Demographic Estimates338.8k