Source: U.S. Bureau of Labor Statistics
Release: Employment Situation
The series comes from the 'Current Population Survey (Household Survey)'
The source code is: LNS13000024
U.S. Bureau of Labor Statistics, Unemployment Level: 20 years and over [LNS13000024], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/LNS13000024, March 23, 2017.