National
Legacy ID
1581
Tonnage of Top 50 U.S. Water Ports, Ranked by Total Tons
KEY: N = data do not exist.
a Tonnage totals include both domestic and foreign waterborne trade.
b Data for 2021 and 2012 are based on the top 50 water ports in 2021 and 2012, and are not a summation of the numbers in the table.
c All ports excludes duplication.
Bus Profile
KEY: N = data do not exist; R = revised; U = data are unavailable.
a In 2003, the Federal Motor Carrier Safety Administration implemented a program to improve reporting by Class I intercity bus carriers. This accounts for the large increase in Number of operating companies between 2002 and 2003, and as a result the large increase in Operating revenues and Operating expenses. For all years, New Jersey Transit has been excluded from the totals because of its status as a publicly run carrier.
b Urban...
U.S. Waterborne Freight
KEY: R = revised.
Truck Profile
KEY: N = data do not exist; NA = not applicable; R = revised; U = data are not available.
aTruck transportation (NAICS 484) - Industries primarily engaged in over-the-road transportation of cargo using motor vehicles, truck-tractors, and trailers.
Couriers and messengers (NAICS 492) - Establishments primarily engaged in providing air, surface, or combined courier delivery services of parcels or primarily engaged in furnishing local messenger and delivery services of small items within a single metropolitan area...
Automobile Profile
KEY: N = data do not exist; R = revised; U = data are not available.
a Figures obtained by addition / subtraction and may not appear directly in data source.
b Urban consists of travel on all roads and streets in urban places of 5,000 or greater population.
c 1960-90 includes Motorcycle data.
d Involvement only with motor vehicle.
e 1960 included in Single-unit 2-axle 6-tire or more truck in Truck Profile.
f 1960-90...
General Aviation Profile
KEY: N = data do not exist; NA = not applicable; R = revised; U = data are not available.
a In 1960, 1970, 1980, classified as Industrial.
b Includes Air tours done under 14 CFR 135: Air taxi operators and commercial operators.
c Includes Sightseeing done under 14 CFR 91: general operating and flight rules.
d The significant decrease in Other for 1990 and later can be attributed to a redefinition of the category to only include aerial other, general...
Air Carrier Profile
KEY: N = data does not exist; R = revised; U = data is not available.
a Some totals include data not in the table; thus totals may not equal sum of table data.
b Includes scheduled and nonscheduled (charter) operators. By Sec. 2 of the Airline Deregulation Act of 1978 "charter air carrier" and "charter air transportation" replaced supplemental air carriers and supplemental air transportation, which were formerly Sec. 101(36) and (37) of the Act. The 24 pre-deregulation supplemental carriers now have scheduled...
Energy Intensity of Transit Motor Buses (Metric)
KEY: KWH = Kilowatt hour; N = data do not exist.
a Before 2002, Other major fuels includes liquefied petroleum gas, methanol, ethanol, and bunker fuel. From 2002 - 13, Other major fuels includes liquefied petroleum gas, methanol, ethanol, bunker fuel, kerosene, and grain additive. After 2013, other major fuels includes liquefied petroleum gas, ethanol and hydrogen.
bPower includes electric propulsion and electric battery.