Source: U.S. Bureau of Economic Analysis
Release: Gross Domestic Product
BEA Account Code: N4147C
For more information about this series, please see http://www.bea.gov/national/."
U.S. Bureau of Economic Analysis, Wage and salary accruals: Domestic private industries: Rail transportation [N4147C0A144NBEA], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/N4147C0A144NBEA, February 17, 2018.