Source: U.S. Bureau of Labor Statistics
Release: Employment Situation
The series comes from the 'Current Population Survey (Household Survey)'
The source code is: LNU01324230
U.S. Bureau of Labor Statistics, Labor Force Participation Rate - 55 Yrs. & Over [LNU01324230], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/LNU01324230, June 4, 2020.