Source: US. Bureau of Labor Statistics
Release: Employment Situation
The series comes from the 'Current Population Survey (Household Survey)'
The source code is: LNU01000036
US. Bureau of Labor Statistics, Civilian Labor Force Level: 20 to 24 years [LNU01000036], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/LNU01000036, December 6, 2016.