Source: U.S. Bureau of Economic Analysis
Release: Gross Domestic Product
BEA Account Code: A019RE
For more information about this series, please see http://www.bea.gov/national/."
U.S. Bureau of Economic Analysis, Shares of gross domestic product: Net exports of goods and services [A019RE1Q156NBEA], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/A019RE1Q156NBEA, March 22, 2018.