Source: U.S. Bureau of Labor Statistics
Release: Employment Situation
The series comes from the 'Current Population Survey (Household Survey)'
The source code is: LNU02032197
U.S. Bureau of Labor Statistics, Total at Work in Nonagricultural Industries, Worked 1 to 34 Hours, for Economic Reasons [LNU02032197], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/LNU02032197, February 21, 2018.