Source: U.S. Bureau of Economic Analysis
Release: Gross Domestic Product
BEA Account Code: B876RA
For more information about this series, please see http://www.bea.gov/national/."
U.S. Bureau of Economic Analysis, Real gross government fixed investment: Equipment and software: Federal: National defense: Ships (chain-type quantity index) [B876RA3A086NBEA], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/B876RA3A086NBEA, February 21, 2018.