Source: U.S. Bureau of Economic Analysis
Release: Gross Domestic Product
BEA Account Code: Y804RZ
A Guide to the National Income and Product Accounts of the United States (NIPA) - (http://www.bea.gov/national/pdf/nipaguid.pdf)
U.S. Bureau of Economic Analysis, Contributions to Percent Change in Real Imports of Goods and Services by Type of Product: Imports of services: Transport [Y804RZ2Q224SBEA], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/Y804RZ2Q224SBEA, July 11, 2020.