Source: U.S. Bureau of Economic Analysis
Release: Gross Domestic Product
BEA Account Code: W047RC
For more information about this series, please see http://www.bea.gov/national/."
U.S. Bureau of Economic Analysis, Private fixed investment in structures: Nonresidential: Transportation [W047RC1A027NBEA], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/W047RC1A027NBEA, March 24, 2018.