Source: US. Bureau of Economic Analysis
Release: Gross Domestic Product
BEA Account Code: N4508C0
For more information about this series, please see http://www.bea.gov/national/.
US. Bureau of Economic Analysis, Self-employed persons: Manufacturing [N4508C0A173NBEA], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/N4508C0A173NBEA, December 10, 2016.