Source: U.S. Bureau of Economic Analysis
Release: Gross Domestic Product
BEA Account Code: DWATRA
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 (chain-type quantity index) [DWATRA3A086NBEA], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/DWATRA3A086NBEA, July 18, 2018.