Source: U.S. Bureau of Economic Analysis
Release: Gross Domestic Product
BEA Account Code: N1821C
For more information about this series, please see http://www.bea.gov/national/."
U.S. Bureau of Economic Analysis, Nonfarm proprietors' income: Educational services [N1821C0A144NBEA], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/N1821C0A144NBEA, June 20, 2018.