Source: U.S. Bureau of Economic Analysis
Release: Gross Domestic Product
BEA Account Code: N3240C
For more information about this series, please see http://www.bea.gov/national/."
U.S. Bureau of Economic Analysis, Corporate profits after tax: Domestic industries: Rail transportation [N3240C0A144NBEA], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/N3240C0A144NBEA, December 13, 2017.