Table B-15 - Estimated Measures of Reliability for Shipment Characteristics by Origin State and Mode of Transportation for State of Destination: 2002

Table B-15 - Estimated Measures of Reliability for Shipment Characteristics by Origin State and Mode of Transportation for State of Destination: 2002

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

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Total

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 6.2 13.0 13.9 6.8
Single modes 6.8 1.1 9.4 5.9 15.2 1.5 12.5
Truck 6.7 1.9 7.8 5.6 13.1 4.6 11.4
For-hire truck 8.3 3.2 14.8 4.5 16.6 4.7 4.1
Private truck 12.6 2.4 7.0 3.3 9.4 0.8 15.6
Rail 38.2 1.6 14.0 1.6 16.7 3.8 14.3
Water 23.9 0.2 49.0 3.9 40.6 4.8 20.3
Shallow draft 23.9 0.2 49.0 3.9 40.6 4.8 20.3
Great Lakes
Deep draft
Air (including truck and air) 31.3 1.0 25.4 41.7 7.9
Pipeline 46.1 0.3 47.9 0.7 S S S
Multiple modes 8.8 1.2 27.9 0.4 28.2 1.6 3.6
Parcel, USPS or courier 8.4 1.1 6.6 9.0 3.5
Truck and rail S S 38.2 36.8 30.4
Truck and water 47.3 S S 39.7 0.2 S
Rail and water 38.4 37.3 0.2 37.2 1.6 23.6
Other Multiple modes S S S S S S S
Other and unknown modes 16.6 0.2 S S 38.2 1.4 35.3

Alabama

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 13.7 21.0 17.8 3.9
Single modes 13.6 1.4 21.0 0.6 17.5 0.8 4.4
Truck 16.0 6.7 21.6 4.3 19.5 5.1 3.6
For-hire truck 15.2 6.8 29.2 7.8 26.2 6.8 5.3
Private truck 40.0 7.0 33.0 7.3 31.8 6.1 5.9
Rail 30.0 3.2 35.4 3.9 32.9 4.9 5.3
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 24.7
Pipeline S S S
Multiple modes 31.6 0.7 48.0 S S 8.4
Parcel, USPS or courier 31.6 0.7 48.0 S S 8.4
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 25.8

Alaska

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes S S S S S S 31.6
Single modes S S S S S S 31.6
Truck S S S S S S 31.6
For-hire truck S S S S S S 31.6
Private truck
Rail
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air)
Pipeline S S S
Multiple modes S S S S S S 31.6
Parcel, USPS or courier S S S S S S 31.6
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes

Arizona

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes S S 28.8 28.7 3.6
Single modes S S 30.7 12.9 30.5 12.9 4.7
Truck S S 37.0 13.6 36.5 13.7 1.3
For-hire truck S S 37.0 13.6 36.6 13.8 1.3
Private truck S S S S S S 31.6
Rail
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 12.7
Pipeline S S S
Multiple modes S S 44.1 12.9 42.8 12.9 10.6
Parcel, USPS or courier S S 44.1 12.9 42.8 12.9 10.6
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes

Arkansas

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 9.7 12.1 17.9 2.7
Single modes 11.1 2.8 13.9 4.7 19.0 2.3 3.2
Truck 12.9 4.1 13.9 7.3 13.4 7.6 3.8
For-hire truck 24.1 9.0 17.9 7.6 18.6 7.1 3.0
Private truck 27.6 9.1 28.2 5.7 26.7 5.4 12.7
Rail 38.6 3.4 37.0 5.4 42.5 6.5 10.2
Water S S S S S S 31.6
Shallow draft S S S S S S 31.6
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 26.1
Pipeline S S S
Multiple modes 28.4 1.5 S S S S 3.6
Parcel, USPS or courier 34.5 1.1 40.4 0.2 38.9 0.2 3.7
Truck and rail S S S S S S 31.6
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 27.7

California

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 17.6 S S S S 0.9
Single modes 27.9 10.0 S S S S 1.3
Truck 34.1 10.3 S S S S 1.3
For-hire truck 37.8 10.5 S S S S 1.3
Private truck S S S S S S 15.0
Rail 37.0 0.4 38.4 7.3 38.0 7.8 21.1
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) 19.9 3.3 29.6 0.5 30.0 0.4 1.6
Pipeline S S S
Multiple modes 38.8 10.2 28.5 5.7 29.7 5.7 0.8
Parcel, USPS or courier 39.3 10.1 33.4 5.7 35.1 5.7 0.8
Truck and rail S S S S S S 25.8
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 25.8

Colorado

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 14.8 43.0 43.1 2.6
Single modes 28.6 8.0 S S S S 2.1
Truck 36.6 8.5 23.9 17.8 24.0 18.0 1.9
For-hire truck 41.1 8.6 32.2 13.0 32.4 13.2 10.7
Private truck S S S S S S 25.9
Rail S S S S S S 23.6
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) 40.1 3.1 S S S S 21.3
Pipeline S S S
Multiple modes 20.4 7.5 45.7 11.3 45.7 11.5 3.2
Parcel, USPS or courier 24.3 7.9 S S S S 3.2
Truck and rail
Truck and water
Rail and water 45.8 2.2 45.8 12.2 45.8 12.4 25.8
Other Multiple modes
Other and unknown modes S S S S S S 31.6

Connecticut

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 23.5 18.7 18.6 1.8
Single modes 17.8 7.8 19.2 1.6 19.0 1.7 3.1
Truck 19.3 9.2 18.5 3.0 18.3 3.6 2.1
For-hire truck 22.9 10.3 19.8 9.4 19.5 9.4 2.4
Private truck S S S S S S 25.9
Rail S S S S S S 31.6
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 26.0
Pipeline S S S
Multiple modes 38.7 7.7 31.9 1.6 31.1 1.7 2.0
Parcel, USPS or courier 38.7 7.7 31.9 1.6 31.1 1.7 2.0
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.6

Delaware

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 31.0 S S S S 5.1
Single modes 36.3 8.3 S S S S 3.6
Truck 21.6 11.1 30.9 18.7 S S 2.8
For-hire truck 21.8 11.0 30.9 18.7 S S 2.9
Private truck S S S S S S 29.8
Rail S S S S S S 31.6
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 31.6
Pipeline S S S
Multiple modes S S S S S S 4.9
Parcel, USPS or courier S S S S S S 4.9
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes

District of Columbia

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes S S S S S S 26.4
Single modes
Truck
For-hire truck
Private truck
Rail
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air)
Pipeline S S S
Multiple modes S S S S S S 26.4
Parcel, USPS or courier S S S S S S 26.4
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes

Florida

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 14.6 26.8 27.1 2.7
Single modes 23.0 7.5 27.3 2.5 27.6 2.2 2.9
Truck 28.9 8.9 27.0 7.5 27.7 8.2 3.5
For-hire truck 28.7 8.7 26.9 7.0 27.6 7.7 3.5
Private truck 41.1 0.1 44.5 1.0 43.6 0.9 21.2
Rail S S S S S S 25.9
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 13.4
Pipeline S S S
Multiple modes 22.9 7.4 31.1 2.3 31.5 1.8 3.3
Parcel, USPS or courier 23.0 7.3 29.8 2.2 29.2 1.5 3.3
Truck and rail S S S S S S 31.6
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 21.4

Georgia

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 21.7 22.6 27.9 2.3
Single modes 23.7 2.3 24.5 4.1 29.2 3.0 4.1
Truck 32.4 9.0 31.0 8.9 28.7 10.0 4.3
For-hire truck 19.9 8.1 33.1 8.3 29.9 8.7 3.6
Private truck S S 18.7 3.0 18.7 3.6 6.1
Rail 37.2 5.9 S S S S 12.8
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 17.0
Pipeline S S S
Multiple modes 22.2 2.6 S S S S 2.7
Parcel, USPS or courier 22.9 2.7 35.9 0.2 37.2 0.2 2.7
Truck and rail S S S S S S 29.8
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 19.1

Hawaii

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes S S S S S S 25.1
Single modes S S S S S S 29.9
Truck
For-hire truck
Private truck
Rail
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 29.9
Pipeline S S S
Multiple modes S S S S S S 29.0
Parcel, USPS or courier S S S S S S 30.0
Truck and rail
Truck and water S S S S S S 29.8
Rail and water
Other Multiple modes
Other and unknown modes

Idaho

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes S S 34.9 36.5 1.2
Single modes S S 35.0 36.5 2.0
Truck 28.4 16.4 40.9 14.9 41.1 15.9 10.9
For-hire truck 29.4 15.5 42.1 14.5 42.3 15.4 10.9
Private truck S S S S S S 31.6
Rail S S S S S S 28.0
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) 38.6 6.6 S S S S 23.6
Pipeline S S S
Multiple modes S S S S S S 15.2
Parcel, USPS or courier S S S S S S 15.2
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes

Illinois

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 13.4 39.4 42.6 2.8
Single modes 15.3 4.1 40.2 2.2 43.3 2.5 2.8
Truck 17.1 5.7 23.7 12.3 27.9 12.5 3.0
For-hire truck 23.2 6.5 19.0 11.0 17.9 11.3 3.1
Private truck 28.8 6.2 S S S S 8.9
Rail 21.6 0.4 38.2 9.1 34.0 6.3 12.6
Water S S S S S S 35.5
Shallow draft S S S S S S 35.5
Great Lakes
Deep draft
Air (including truck and air) 43.5 1.3 36.7 34.2 9.0
Pipeline S S S S S S S
Multiple modes 26.8 3.7 S S S S 3.5
Parcel, USPS or courier 27.6 3.8 45.7 0.3 49.7 0.3 3.4
Truck and rail S S S S S S 31.6
Truck and water S S S S S S 30.2
Rail and water
Other Multiple modes S S S S S S 31.6
Other and unknown modes S S S S S S 24.8

Indiana

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 18.8 16.5 12.8 9.0
Single modes 19.3 0.8 16.6 0.2 12.8 0.2 11.9
Truck 19.5 1.4 19.8 4.7 16.0 4.4 11.7
For-hire truck 25.0 7.7 23.2 5.5 22.5 7.2 10.3
Private truck 34.9 7.4 24.5 4.8 21.3 5.8 18.6
Rail 46.2 1.0 40.8 2.8 S S 23.4
Water 49.8 49.1 4.7 S S 26.5
Shallow draft 49.8 49.1 4.7 S S 26.5
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 23.0
Pipeline S S S
Multiple modes 17.9 0.7 44.5 S S 7.0
Parcel, USPS or courier 15.9 0.6 23.5 31.8 7.0
Truck and rail S S S S S S 31.6
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes 38.0 0.5 S S S S 48.1

Iowa

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 18.7 26.1 28.3 2.6
Single modes 20.4 5.0 26.5 0.9 28.7 0.9 3.2
Truck 20.6 4.9 29.3 7.0 32.3 7.4 3.4
For-hire truck 21.2 4.5 29.7 6.9 32.7 7.3 3.7
Private truck S S S S S S 21.3
Rail S S S S S S 31.6
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S 50.0 24.0
Pipeline S S S
Multiple modes S S S S S S 7.3
Parcel, USPS or courier S S S S S S 7.3
Truck and rail S S S S S S 31.6
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.6

Kansas

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 16.7 26.6 28.0 3.5
Single modes 20.3 5.9 26.8 3.2 28.6 2.6 4.9
Truck 26.6 10.6 26.3 9.3 27.4 9.5 2.3
For-hire truck 27.3 9.8 26.9 8.6 28.5 8.9 2.9
Private truck 31.2 1.8 30.8 6.7 33.0 7.0 12.0
Rail S S S S S S 27.9
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) 44.4 11.5 S S S S 11.4
Pipeline S S S
Multiple modes 31.8 5.8 S S S S 3.4
Parcel, USPS or courier 24.8 4.0 S S S S 3.4
Truck and rail S S S S S S 31.6
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 28.3

Kentucky

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 13.1 20.2 12.4 13.6
Single modes 14.5 2.1 7.3 8.6 12.6 3.6 13.6
Truck 14.8 2.5 5.4 8.4 14.5 9.5 13.9
For-hire truck 22.8 5.6 12.6 4.5 13.0 3.1 9.3
Private truck 22.9 5.3 7.5 6.4 18.9 7.6 17.0
Rail 36.9 0.4 S S S S 24.1
Water S S S S S S 31.2
Shallow draft S S S S S S 31.2
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 31.6
Pipeline 41.6 0.2 41.1 0.2 S S S
Multiple modes 25.0 2.1 39.4 24.0 8.3
Parcel, USPS or courier 25.0 2.1 24.1 23.4 8.3
Truck and rail
Truck and water
Rail and water
Other Multiple modes S S S S S S 30.7
Other and unknown modes 31.6 0.6 S S S S 14.6

Louisiana

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 26.7 33.0 31.3 2.7
Single modes 27.1 1.4 33.1 0.3 31.4 0.2 2.0
Truck 24.7 6.8 19.5 3.4 20.9 3.1 2.2
For-hire truck 26.7 6.5 22.4 3.4 23.2 3.1 1.9
Private truck S S 42.7 0.2 42.8 26.0
Rail 31.3 6.5 S S S S 3.4
Water 39.9 11.5 23.4 11.1 22.6 10.9 10.7
Shallow draft 39.9 11.5 23.4 11.1 22.6 10.9 10.7
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 29.8
Pipeline S S S
Multiple modes 35.9 1.4 S S S S 15.2
Parcel, USPS or courier 35.9 1.4 S S S S 15.2
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 29.8

Maine

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 15.5 17.0 16.4 2.3
Single modes 17.2 4.4 17.1 0.2 16.5 0.2 1.8
Truck 22.9 7.0 15.1 6.5 14.4 6.4 1.2
For-hire truck 24.0 7.3 15.1 6.5 14.4 6.4 0.8
Private truck S S S S S S 23.7
Rail 19.4 8.2 21.6 6.6 20.3 6.4 4.5
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 31.6
Pipeline S S S
Multiple modes S S 42.5 0.2 42.5 0.2 2.8
Parcel, USPS or courier S S 42.5 0.2 42.5 0.2 2.8
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.6

Maryland

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes S S 39.4 36.4 1.6
Single modes S S 39.6 0.6 36.7 0.6 1.9
Truck S S 47.2 11.4 45.4 12.2 2.2
For-hire truck S S S S 48.5 12.7 1.7
Private truck S S S S S S 24.1
Rail S S S S S S 30.7
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 28.4
Pipeline S S S
Multiple modes 37.6 5.9 47.0 0.5 49.4 0.4 2.5
Parcel, USPS or courier 37.6 5.9 47.0 0.5 49.4 0.4 2.5
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.6

Massachusetts

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 16.6 39.7 39.8 1.7
Single modes 21.4 5.2 41.3 6.8 41.5 6.8 2.6
Truck 19.6 6.2 42.7 6.8 42.8 6.7 1.4
For-hire truck 19.7 5.9 43.7 7.2 43.6 7.1 1.4
Private truck S S S S S S 23.7
Rail S S S S S S 31.6
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 18.5
Pipeline S S S
Multiple modes 21.8 4.5 24.5 5.4 23.9 5.5 1.8
Parcel, USPS or courier 21.8 4.5 24.5 5.4 23.9 5.5 1.8
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 23.6

Michigan

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 12.0 39.2 47.4 2.1
Single modes 13.9 4.0 37.8 0.8 46.6 0.6 2.0
Truck 14.9 5.4 21.8 7.8 21.3 10.1 2.5
For-hire truck 16.7 6.6 24.6 6.4 24.1 8.4 3.1
Private truck 29.0 2.2 31.8 3.8 34.0 4.2 3.2
Rail 30.6 3.1 S S S S 16.9
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 5.0
Pipeline S S S
Multiple modes 45.3 4.0 23.5 0.2 19.6 0.2 2.4
Parcel, USPS or courier 45.3 4.0 23.5 0.2 19.6 0.2 2.4
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 19.4

Minnesota

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 20.9 32.4 33.1 2.4
Single modes 28.3 8.9 25.6 17.4 28.6 16.8 2.8
Truck 30.8 8.0 25.0 14.8 25.1 14.5 2.0
For-hire truck 30.4 7.0 25.0 14.1 25.2 13.7 1.5
Private truck S S S S S S 21.5
Rail 45.1 2.0 47.1 8.1 45.8 8.7 23.8
Water S S S S S S 28.4
Shallow draft S S S S S S 28.4
Great Lakes
Deep draft
Air (including truck and air) 40.9 1.2 S S 49.5 0.2 12.8
Pipeline S S S
Multiple modes S S 33.4 0.6 32.6 0.6 1.8
Parcel, USPS or courier S S 33.4 0.6 32.6 0.6 1.8
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes 39.3 3.1 S S S S 18.4

Mississippi

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 36.9 21.2 28.2 8.0
Single modes 36.6 1.8 20.5 0.8 27.6 0.4 9.2
Truck 31.5 3.9 21.6 8.5 16.5 10.3 9.8
For-hire truck 45.5 8.8 16.7 10.9 15.1 10.7 9.4
Private truck 39.4 9.1 45.4 8.2 35.2 6.7 16.2
Rail S S S S S S 24.3
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) 46.5 0.5 S S S S 28.3
Pipeline S S S
Multiple modes 30.1 1.1 S S S S 10.9
Parcel, USPS or courier 30.2 1.1 40.7 0.1 41.5 0.1 10.9
Truck and rail S S S S S S 31.6
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 23.9

Missouri

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes S S S S 47.6 4.9
Single modes S S S S 47.8 0.5 8.9
Truck 13.8 16.3 S S S S 8.9
For-hire truck 14.4 13.8 S S S S 10.9
Private truck 36.7 5.8 S S S S 7.3
Rail S S S S S S 24.2
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 18.7
Pipeline S S S
Multiple modes 33.5 4.2 28.6 0.5 26.1 0.5 2.2
Parcel, USPS or courier 33.5 4.2 28.6 0.5 26.1 0.5 2.2
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 29.8

Montana

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes S S S S S S 1.9
Single modes S S S S S S 15.1
Truck S S S S S S 23.6
For-hire truck S S S S S S 25.9
Private truck S S S S S S 31.6
Rail S S S S S S 25.9
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 31.6
Pipeline S S S
Multiple modes 32.3 15.9 49.9 17.8 49.8 17.8 10.7
Parcel, USPS or courier 32.3 15.9 49.9 17.8 49.8 17.8 10.7
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.6

Nebraska

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 28.9 39.0 39.4 3.3
Single modes 33.2 9.3 39.4 4.9 39.8 4.8 2.4
Truck 33.2 9.3 39.4 4.9 39.8 4.8 2.4
For-hire truck 33.4 10.4 40.3 10.3 40.5 10.0 2.4
Private truck 41.8 3.1 46.4 8.5 46.6 8.2 23.7
Rail
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air)
Pipeline S S S
Multiple modes 36.8 9.3 27.2 4.9 28.9 4.8 5.3
Parcel, USPS or courier 36.8 9.3 27.2 4.9 28.9 4.8 5.3
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.6

Nevada

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes S S 34.4 35.1 1.4
Single modes S S 39.0 12.1 39.4 12.1 10.6
Truck S S 44.6 13.4 43.7 13.3 18.4
For-hire truck S S 45.6 13.5 44.7 13.4 18.4
Private truck
Rail S S S S S S 31.6
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 25.8
Pipeline S S S
Multiple modes 40.7 15.4 41.8 12.3 41.6 12.2 1.6
Parcel, USPS or courier 40.7 15.4 41.8 12.3 41.6 12.2 1.6
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 29.8

New Hampshire

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 31.3 19.1 20.1 1.7
Single modes 17.5 12.7 20.8 4.5 21.8 4.3 0.9
Truck 20.3 12.7 20.8 4.5 21.8 4.3 0.9
For-hire truck 21.0 8.8 22.1 6.8 23.1 6.8 1.3
Private truck S S 43.5 6.3 43.6 6.4 21.1
Rail
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 26.0
Pipeline S S S
Multiple modes S S 26.0 3.2 26.4 3.2 2.0
Parcel, USPS or courier S S 26.0 3.2 26.4 3.2 2.0
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.6

New Jersey

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 17.3 17.6 18.4 2.7
Single modes 25.1 8.3 17.7 2.5 18.3 2.3 2.8
Truck 26.4 8.6 20.3 7.4 20.7 7.8 3.1
For-hire truck 29.4 9.8 28.3 11.3 28.4 11.3 3.2
Private truck S S S S S S 18.5
Rail S S S S S S 31.6
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 21.9
Pipeline S S S
Multiple modes 36.1 8.3 31.0 2.5 35.0 2.3 3.0
Parcel, USPS or courier 36.1 8.3 31.0 2.5 35.0 2.3 3.0
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.6

New Mexico

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 28.1 48.9 49.1 8.4
Single modes 29.6 11.3 49.0 10.6 49.2 10.6 13.2
Truck 36.6 16.7 34.6 15.4 36.1 15.5 15.0
For-hire truck 36.7 17.5 40.2 16.1 41.5 16.1 18.3
Private truck S S S S S S 31.6
Rail S S S S S S 31.6
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 23.9
Pipeline S S S
Multiple modes 36.8 11.3 S S S S 5.3
Parcel, USPS or courier 36.8 11.3 S S S S 5.3
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.6

New York

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 20.1 23.3 24.1 1.4
Single modes 23.1 5.6 23.2 1.0 24.0 1.1 2.1
Truck 24.7 6.0 23.5 1.4 24.4 1.6 1.9
For-hire truck 28.0 9.0 24.0 1.6 24.9 1.8 2.2
Private truck S S 20.7 1.2 19.0 1.4 6.2
Rail S S S S S S 31.6
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 13.6
Pipeline S S S
Multiple modes 13.5 3.1 16.5 0.2 17.1 0.2 1.2
Parcel, USPS or courier 13.5 3.1 16.5 0.2 17.1 0.2 1.2
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 21.4

North Carolina

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 11.9 9.0 10.6 2.5
Single modes 12.3 1.5 9.2 0.8 11.1 1.3 2.2
Truck 12.3 1.5 9.5 1.3 11.9 2.3 2.4
For-hire truck 12.5 4.3 9.0 2.4 11.3 2.7 3.1
Private truck 31.0 4.1 23.5 1.6 24.5 1.8 3.7
Rail S S S S S S 28.2
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) 27.8 0.3 37.4 34.6 4.9
Pipeline S S S
Multiple modes 21.5 1.5 36.0 0.4 35.8 0.4 4.0
Parcel, USPS or courier 21.5 1.5 36.0 0.4 35.8 0.4 4.0
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes 47.9 0.3 S S S S 23.6

North Dakota

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 30.3 37.6 36.9 3.2
Single modes 34.3 11.5 37.8 8.9 37.2 8.7 4.6
Truck 40.1 11.7 43.5 10.9 43.3 10.8 3.3
For-hire truck 44.6 11.6 S S S S 4.3
Private truck S S S S S S 23.6
Rail S S S S S S 31.6
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 31.6
Pipeline S S S
Multiple modes 34.1 11.5 37.9 8.9 39.7 8.7 1.9
Parcel, USPS or courier 34.1 11.5 37.9 8.9 39.7 8.7 1.9
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 29.8

Ohio

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 10.5 45.8 S S 9.5
Single modes 12.0 2.5 45.9 0.2 S S 12.1
Truck 12.1 2.2 S S S S 12.2
For-hire truck 11.6 4.9 S S S S 9.4
Private truck 23.1 5.8 35.9 7.2 38.7 6.9 14.6
Rail S S S S S S 21.7
Water S S S S S S 29.8
Shallow draft S S S S S S 29.8
Great Lakes
Deep draft
Air (including truck and air) S S 39.7 41.1 12.6
Pipeline S S S
Multiple modes 21.6 2.4 13.9 0.1 18.3 0.2 8.3
Parcel, USPS or courier 21.6 2.4 13.9 0.1 18.3 0.2 8.3
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes 37.3 0.3 44.5 S S 42.5

Oklahoma

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 18.0 25.8 24.8 3.1
Single modes 21.2 8.1 25.5 2.7 24.5 3.1 3.2
Truck 23.5 8.2 22.0 12.1 22.3 12.1 3.5
For-hire truck 21.7 6.1 21.9 12.2 23.0 12.1 3.6
Private truck 39.3 5.3 46.9 5.1 44.9 5.0 21.3
Rail 49.1 6.6 49.3 12.6 47.2 12.7 25.9
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) 39.8 2.3 46.2 0.1 42.6 0.1 19.5
Pipeline S S S
Multiple modes 34.2 8.1 49.5 2.9 S S 3.9
Parcel, USPS or courier 39.5 8.3 S S S S 3.9
Truck and rail S S S S S S 31.6
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.6

Oregon

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 21.0 34.0 33.2 1.2
Single modes 38.3 11.2 35.2 12.0 37.3 11.6 1.9
Truck S S 37.5 14.1 36.9 14.2 1.1
For-hire truck S S 37.5 14.1 36.9 14.2 1.1
Private truck
Rail S S S S S S 29.8
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 21.2
Pipeline S S S
Multiple modes 33.1 9.9 S S S S 1.2
Parcel, USPS or courier 34.4 9.9 S S S S 1.2
Truck and rail S S S S S S 31.6
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 27.9

Pennsylvania

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 13.2 22.1 22.7 4.2
Single modes 17.5 5.1 22.6 1.4 23.2 1.5 4.0
Truck 17.9 5.0 24.4 4.3 24.8 4.2 4.3
For-hire truck 18.6 5.6 24.1 5.1 24.4 5.3 4.6
Private truck 36.6 3.2 44.2 3.2 43.8 3.3 10.2
Rail S S S S S S 28.0
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S 45.4 45.7 17.4
Pipeline S S S
Multiple modes 15.8 3.5 28.6 0.2 31.7 0.3 4.9
Parcel, USPS or courier 15.8 3.5 28.6 0.2 31.7 0.3 4.9
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 24.4

Rhode Island

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes S S S S S S 1.5
Single modes S S S S S S 5.4
Truck S S S S S S 1.4
For-hire truck S S S S S S 1.4
Private truck
Rail
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 31.6
Pipeline S S S
Multiple modes 24.0 15.9 46.2 8.8 43.7 8.8 1.4
Parcel, USPS or courier 24.0 15.9 46.2 8.8 43.7 8.8 1.4
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 29.8

South Carolina

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 11.3 16.0 16.6 4.2
Single modes 11.1 1.2 16.1 16.6 2.9
Truck 12.1 1.9 20.4 5.6 22.4 6.7 2.4
For-hire truck 14.6 5.9 20.5 6.0 23.3 7.3 2.6
Private truck S S S S S S 25.3
Rail 34.5 1.4 34.8 5.6 34.2 6.7 21.6
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 19.7
Pipeline S S S
Multiple modes 37.7 1.2 27.8 23.1 5.5
Parcel, USPS or courier 37.7 1.2 27.8 23.1 5.5
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes

South Dakota

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 42.9 46.1 44.3 2.6
Single modes 36.5 12.9 46.3 3.8 44.6 4.1 2.9
Truck 38.0 13.2 46.3 4.0 44.6 4.3 3.3
For-hire truck 48.0 13.8 S S S S 3.5
Private truck S S S S S S 23.6
Rail
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S 45.2 0.2 45.6 0.2 18.6
Pipeline S S S
Multiple modes S S S S S S 11.0
Parcel, USPS or courier S S S S S S 11.0
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes

Tennessee

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 13.4 25.5 S S 5.2
Single modes 15.0 2.9 25.7 0.3 S S 2.6
Truck 16.8 3.4 14.5 11.7 S S 2.8
For-hire truck 19.2 3.4 12.0 6.4 10.0 12.2 4.1
Private truck 18.5 3.3 20.6 6.1 13.8 8.6 5.1
Rail 38.6 0.5 S S S S 10.3
Water S S S S S S 29.8
Shallow draft S S S S S S 29.8
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 36.9
Pipeline S S S
Multiple modes 22.1 2.6 36.5 0.2 S S 7.4
Parcel, USPS or courier 23.1 2.6 22.6 20.2 0.1 7.4
Truck and rail S S S S S S 30.4
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes 44.7 0.5 S S S S 19.3

Texas

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 12.2 18.7 19.3 3.2
Single modes 11.6 7.0 19.9 3.9 20.6 4.2 2.9
Truck 19.9 6.4 17.2 4.6 16.8 4.6 2.6
For-hire truck 21.7 6.2 17.7 4.6 17.1 4.5 2.8
Private truck 30.4 1.6 34.6 0.4 34.9 0.3 3.7
Rail 32.9 7.4 30.8 8.1 30.5 8.1 2.0
Water S S S S S S 31.6
Shallow draft S S S S S S 31.6
Great Lakes
Deep draft
Air (including truck and air) S S 43.1 49.7 11.2
Pipeline S S S
Multiple modes 39.0 7.1 S S S S 4.6
Parcel, USPS or courier 41.6 7.2 32.3 0.3 31.7 0.3 4.6
Truck and rail
Truck and water
Rail and water
Other Multiple modes S S S S S S 31.6
Other and unknown modes S S S S S S 27.9

Utah

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes S S S S S S 0.9
Single modes S S S S S S 3.4
Truck S S S S S S 10.7
For-hire truck S S S S S S 10.7
Private truck
Rail
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 18.3
Pipeline S S S
Multiple modes S S S S 49.2 17.4 1.1
Parcel, USPS or courier S S S S 49.2 17.4 1.1
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 29.8

Vermont

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 31.5 37.5 37.8 2.3
Single modes 35.1 7.8 38.3 9.4 38.6 9.6 3.1
Truck 39.3 10.1 41.7 13.5 41.3 13.7 10.7
For-hire truck 32.7 9.5 42.2 13.4 41.8 13.6 10.7
Private truck S S S S S S 25.9
Rail
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 21.2
Pipeline S S S
Multiple modes 31.9 8.4 33.9 9.4 33.2 9.7 2.3
Parcel, USPS or courier 31.9 8.4 33.9 9.4 33.2 9.7 2.3
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 29.9

Virginia

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 15.6 17.1 16.7 6.2
Single modes 18.4 4.1 17.2 0.2 16.8 0.2 10.0
Truck 18.6 4.3 16.5 0.8 16.0 1.4 12.1
For-hire truck 18.9 4.8 19.8 7.5 19.4 5.6 9.7
Private truck 24.5 5.0 34.9 7.5 30.4 5.5 13.8
Rail S S S S S S 31.6
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 15.7
Pipeline S S S
Multiple modes 39.0 4.1 30.1 0.2 29.2 0.2 3.8
Parcel, USPS or courier 39.0 4.1 30.1 0.2 29.2 0.2 3.8
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 33.2

Washington

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 25.3 38.6 38.0 1.4
Single modes 32.5 10.0 40.7 5.8 40.1 5.7 2.8
Truck 44.7 9.3 39.9 10.1 40.1 10.1 1.6
For-hire truck 44.7 9.3 39.9 10.1 40.1 10.1 1.6
Private truck
Rail S S S S S S 25.8
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) 48.1 12.0 S S S S 12.0
Pipeline S S S
Multiple modes 46.2 10.0 27.0 5.8 27.5 5.7 0.4
Parcel, USPS or courier 46.6 9.5 26.8 5.1 26.4 5.1 0.4
Truck and rail S S S S S S 29.8
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes

West Virginia

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 26.6 37.9 S S 18.7
Single modes 24.5 2.8 38.7 6.4 S S 15.4
Truck 28.8 6.4 S S 36.5 10.4 15.8
For-hire truck 35.7 7.8 S S 39.7 9.6 6.8
Private truck 14.9 6.1 25.7 1.9 25.7 1.1 17.1
Rail 41.0 4.6 S S S S 16.2
Water S S S S S S 24.1
Shallow draft S S S S S S 24.1
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 26.8
Pipeline S S S
Multiple modes S S S S S S 25.6
Parcel, USPS or courier 31.1 1.6 S S S S 25.7
Truck and rail S S S S S S 31.6
Truck and water S S S S S S 29.8
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S S

Wisconsin

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 18.3 36.5 29.7 3.2
Single modes 21.5 3.5 37.3 1.3 30.6 2.0 2.7
Truck 22.4 3.8 38.1 2.3 31.6 3.0 4.1
For-hire truck 23.0 6.0 45.4 7.9 37.5 7.8 2.6
Private truck 44.2 5.3 48.0 7.4 44.7 6.7 15.8
Rail 47.3 0.7 45.2 2.0 45.0 2.4 23.7
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) 28.3 0.9 41.0 0.1 42.8 0.1 12.5
Pipeline S S S
Multiple modes 23.1 3.4 27.2 0.3 26.6 0.3 3.6
Parcel, USPS or courier 23.1 3.4 27.2 0.3 26.6 0.3 3.6
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 30.0

Wyoming

Mode of transportation Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All modes 38.9 42.3 43.1 4.0
Single modes 32.1 9.5 43.4 5.4 44.7 5.5 3.2
Truck 48.0 17.8 S S S S 11.3
For-hire truck 48.8 15.8 S S S S 15.4
Private truck S S S S S S 29.8
Rail 43.0 15.3 S S S S 23.8
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 31.6
Pipeline S S S
Multiple modes S S S S S S 18.6
Parcel, USPS or courier S S S S S S 18.5
Truck and rail
Truck and water
Rail and water S S S S S S 31.6
Other Multiple modes
Other and unknown modes

KEY:
– Represents data cell equal to zero or less than 1 unit of measure.
S Estimate does not meet publication standards because of high sampling variability or poor response quality.
CV Coefficient of variation of number

NOTE: The Introduction and appendixes give information onf confidentiality protection, sampling error, nonsampling error, sample design, and definitions. Links to this information on the Internet may be found at www.census.gov/cfs.

SOURCE: Bureau of Transportation Statistics (USDOT) and U.S. Census Bureau, 2002 Commodity Flow Survey, Individual State Data, December 2004.