Criteria Pollutant Emissions Source: Date updated: Unit: Thousand Short Tons normalization calculation: Year CO 1970 1971 1972 1973 1974 1975 1976 197 ... more>>
Carbon Dioxide Emissions Source: US Dept. of Transportation, Bureau of Transportation Statistics, NTS 99 Date updated: Unit of Measurement: million ... more>>
VALUE OF U.S. IMPORTS AND EXPORTS U.S. International Trade in Goods (monthly data, seasonally adjusted) Billions of Dollars 120 100 Imports 80 ... more>>
VALUE OF TRANSPORTATION-RELATED IMPORTS Components of Transportation-Related Imports (quarterly data, seasonally adjusted) Billions of Current Dollars ... more>>
Change in Real GDP (from previous quarter) Source:Department of Energy, Energy Information Administration, Monthly Energy Review , July 2000. ... more>>
VALUE OF TRANSPORTATION-RELATED EXPORTS Components of Transportation-Related Exports (quarterly data, seasonally adjusted) Billions of Current Dollars ... more>>
TRANSPORTATION INDUSTRY PROFIT AND INCOME Income of For-Hire Transportation Industries (quarterly data, before adjustment for capital depreciation, se ... more>>
AIR CARRIER REAL RETURN ON ASSETS Real Return on Assets for Large U.S. Air Carriers (quarterly data, not seasonally adjusted) Percent Return over ... more>>
AIR CARRIER REAL OPERATING EXPENSES AND BREAKDOWN OF OPERATING REVENUES Operating Expenses and Breakdown of Operating Revenues (quarterly data, not se ... more>>
Private Investment in Transportation Equipment Sources: BTS estimates based on data from U.S. Department of Commerce, Bureau of Economic Analysis, ... more>>
Rail Operations: Employee Hours per Train Miles Source: FRA, Office of Safety Analysis available at: http//safetydata.fra.dot.gov/officeofsafety/ (In ... more>>
U.S. International Waterborne Commerce, Imports and Exports Source: Waterborne Databank, available at ... more>>