Source: U.S. Bureau of Economic Analysis
Release: Gross Domestic Product
BEA Account Code: E318RL
For more information about this series, please see http://www.bea.gov/national/."
U.S. Bureau of Economic Analysis, Real Private Fixed Investment: Nonresidential: Structures: Mining Exploration, Shafts, and Wells [E318RL1A225NBEA], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/E318RL1A225NBEA, June 22, 2018.