Persons 16 years of age and older.
The series comes from the 'Current Population Survey (Household Survey)'
The source code is: LNS11000000
Source: US. Bureau of Labor Statistics
Release: Employment Situation
US. Bureau of Labor Statistics, Civilian Labor Force [CLF16OV], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/CLF16OV/, September 1, 2015.
FRED BlogGovernment employment in the US