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Import and export tonnage helps identify the volume of cargo flowing through U.S. ports and the resulting vessel traffic on U.S....
Published flight schedules represent airlines willingness to...
The top commodity in U.S. rail carloadings is grain, and grain carloadings declined in 2000 (Association of American Railroads, weekly railroad traffic).
...Ridership of heavy rail has been climbing faster than any other mode of public transportation. Bus ridership is almost 60 percent of total transit...
Public transportation includes transit bus, transit rail, commuter rail, trolleys, and several demand-responsive services.
Transit Ridership Jun-00...The number of flights not departing or arriving on time, cancellations, and diversions are measures of service quality....
Frequency of...
Frequency of aircraft departures, the number of connections...
Revenue enplanements, the number of passengers boarding aircraft, indicate the demand for gate and luggage services. Enplanements...
Revenue enplanements, the number of passengers boarding aircraft, indicate the demand for gate and luggage services. Enplanements differ from...