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U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

Table 1a. Export Shipment Characteristics by Export Mode of Transportation: 2012

Monday, July 13, 2015

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(Estimates are based on data from the 2012 Commodity Flow Survey. Because of rounding, estimates may not be additive)

Export mode of transportation Value Tons
(million dollars)
Percent of total 2012
Percent of total
All modes 1,124,679 100.0 564,520 100.0
Truck (1) 231,178 20.6 69,570 12.3
 For-hire truck 185,667 16.5 49,290 8.7
 Private truck 45,511 4.0 20,280 3.6
Rail 47,673 4.2 57,762 10.2
Water 456,323 40.6 429,781 76.1
Air (includes truck and air) 366,820 32.6 3,729 0.7
Pipeline (2) S S S S
Parcel, U.S. Postal Service, or courier 20,013 1.8 201 Z
Other modes 0 0.0 0 0.0

KEY: S = Withheld because estimate did not meet publication standards.

Z = Rounds to zero.

(1) “Truck” as a single mode includes shipments that were made by only private truck or only for-hire truck.

(2) Estimates for pipeline exclude shipments of crude petroleum (SCTG 16).

NOTES: Value-of-shipments estimates have not been adjusted for price changes. Appendix B tables provide estimated measures of sampling variability. The Introduction and appendixes give information on confidentiality protection, sampling error, nonsampling error, sample design and definitions. Links to this information on the Internet may be found at <>.

SOURCE: U.S. Department of Transportation, Bureau of Transportation Statistics and U.S. Department of Commerce, U.S. Census Bureau, 2012 Economic Census: Transportation Commodity Flow Survey, December 2014.