“This report, based on the Current Population Survey, provides a portrait of academic achievement by demographic characteristics, such as age, sex, average earnings, and Hispanic origin. The number of adults who have completed some graduate school, increased 24 percent from 2008 to 2013, from 29 million to 36 million, according to the Educational Attainment in the United Sates 2012 data release. The report also includes detailed information on years of school completed, showing how many years of education adults have completed for each level of attainment. A variety of historical time series tables going back to 1940 are also provided, as are graphs illustrating historical data.”