Source: U.S. Bureau of Economic Analysis
Release: Gross Domestic Product
BEA Account Code: DWATRX
For more information about this series, please see http://www.bea.gov/national/."
U.S. Bureau of Economic Analysis, Real personal consumption expenditures: Services: Public transportation: Water transportation [DWATRX1A020NBEA], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/DWATRX1A020NBEA, February 24, 2018.