Table 2-4. Domestic Mode of International Shipments by Weight and Value: 2002 and 2035

International trade is growing rapidly and is placing pressure on the domestic transportation network and the different modes. International shipments by truck include the inland portion of intermodal shipments through ports and truck movements across land borders with Canada and Mexico.

Table 2-4 (standard units)
Table in Excel format

	Tons (millions) 2002	Tons (millions) 2035	Value ($ billions) 2002	Value ($ billions) 2035
Total	(P) 1,657	(P) 3,510	(P) 2,037	(P) 8,807
Truck1	797	2,116	1,198	6,193
Rail	200	397	114	275
Water	106	168	26	49
Air, air & truck2	(P) 8	(P) 19	(P) 506	(P) 1,772
Intermodal3	22	50	52	281
Pipeline & unknown4	524	760	141	238

Key: P = preliminary

¹Excludes truck moves to and from airports.
²Includes truck moves to and from airports.
³Intermodal includes U.S. Postal Service and courier shipments and all intermodal combinations, except air and truck.
⁴Pipeline and unknown shipments are combined because data on region-to-region flows by pipeline are statistically uncertain.

Notes: Numbers may not add to total due to rounding.

Source: U.S. Department of Transportation, Federal Highway Administration, Office of Freight Management and Operations, Freight Analysis Framework, 2006.

Table 2-4M (metric units)
Table in Excel format

	Metric Tonnes (millions) 2002	Metric Tonnes (millions) 2035	Value ($ billions) 2002	Value ($ billions) 2035
Total	(P) 1,503	(P) 3,184	(P) 2,037	(P) 8,807
Truck	723	1,919	1,198	6,193
Rail	181	360	114	275
Water	97	152	26	49
Air, air & truck	(P) 7	(P) 17	(P) 506	(P) 1,772
Intermodal1	20	46	52	281
Pipeline & unknown2	475	689	141	238

Key: P = preliminary

¹Intermodal includes U.S. Postal Service and courier shipments and all intermodal combinations, except truck and rail.
²Pipeline and unknown shipments are combined because data on region-to-region flows by pipeline are statistically uncertain.

Notes: Numbers may not add to total due to rounding. 1 ton = 0.91 metric tonne.

Source: U.S. Department of Transportation, Federal Highway Administration, Office of Freight Management and Operations, Freight Analysis Framework, 2006.