Source: U.S. Bureau of Labor Statistics
Release: Employment Situation
The series comes from the 'Current Population Survey (Household Survey)'
The source code is: LNS13025702
U.S. Bureau of Labor Statistics, Of Total Unemployed, Percent Unemployed 15 to 26 Weeks [LNS13025702], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/LNS13025702, February 24, 2018.