(Billions of current dollars)
KEY: U = data are unavailable.
NOTES: Investment in transportation infrastructure constitutes the purchase or construction value of transportation facilities and structures for all modes except pipeline. Data on state and local transportation investment are not available separately. Rail infrastructure data are only available for state and local infrastructure investment from 1993 to 2000. Investment in rolling stock consists of government outlays for motor vehicles.
SOURCES: U.S. Department of Transportation, Bureau of Transportation Statistics, "Transportation Investment-Concepts, Data and Analysis," draft, compiled based on data from U.S. Department of Commerce, Bureau of Economic Analysis (BEA), "Fixed Assets and Consumer Durables," and personal communications with BEA; and U.S. Department of Commerce, U.S. Census Bureau, "Value of Construction Put in Place Statistics," Detailed Construction Expenditures Tables, available at http://www.census.gov, as of February 2003.