Source: U.S. Bureau of Economic Analysis
Release: Gross Domestic Product
BEA Account Code: A639RL
For more information about this series, please see http://www.bea.gov/national/."
U.S. Bureau of Economic Analysis, Real Exports of Goods: Industrial Supplies and Materials [A639RL1A225NBEA], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/A639RL1A225NBEA, November 19, 2017.