Table B-13 - Estimated Measures of Reliability for Shipment Characteristics by Destination and Mode of Transportation for State of Origin: 2002

Table B-13 - Estimated Measures of Reliability for Shipment Characteristics by Destination and Mode of Transportation for State of Origin: 2002

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

Excel | CSV

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 5.9 13.6 39.2 15.7
Single modes 6.7 1.7 13.9 2.6 40.4 1.5 25.2
Truck 7.1 2.7 11.7 4.6 12.5 6.7 24.2
For-hire truck 8.3 2.2 21.0 4.9 12.0 4.8 9.9
Private truck 11.4 3.0 17.0 5.6 24.6 3.3 17.2
Rail 23.5 1.6 49.2 5.1 S S 4.1
Water 16.8 0.2 18.7 0.9 19.1 4.2 11.1
Shallow draft 16.8 0.2 18.7 0.9 19.1 4.2 11.1
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 8.4
Pipeline S S S S S S S
Multiple modes 18.3 1.4 35.7 0.3 40.0 1.0 6.9
Parcel, USPS or courier 15.5 1.1 16.6 21.2 0.1 6.9
Truck and rail S S 41.0 41.5 0.1 14.3
Truck and water 45.2 S S 48.7 34.6
Rail and water S S S S S S 27.9
Other Multiple modes S S S S S S 29.8
Other and unknown modes 33.4 0.8 S S S S S

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 25.9 36.7 38.0 3.4
Single modes 29.8 5.9 30.6 11.9 30.2 13.4 2.9
Truck 32.6 8.9 34.7 13.3 36.4 14.4 3.0
For-hire truck 36.5 8.8 40.1 13.5 43.9 14.2 3.1
Private truck S S S S S S 23.7
Rail S S S S S S 28.0
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 S S S S 29.9
Pipeline S S S
Multiple modes 48.3 6.1 S S S S 4.8
Parcel, USPS or courier S S 44.1 1.2 42.5 1.0 4.8
Truck and rail
Truck and water
Rail and water S S S S S S 29.8
Other Multiple modes
Other and unknown modes S S S S S S 29.8

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 17.7
Single modes S S S S S S 28.1
Truck S S S S S S 27.9
For-hire truck S S S S S S 27.9
Private truck
Rail
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 29.8
Pipeline S S S
Multiple modes S S S S S S 16.3
Parcel, USPS or courier S S S S S S 15.9
Truck and rail
Truck and water S S S S S S 29.8
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 14.8 34.0 35.1 0.8
Single modes 15.6 2.5 34.0 35.1 1.4
Truck 21.7 9.9 S S S S 1.2
For-hire truck 22.3 10.2 S S S S 0.9
Private truck S S S S S S 25.9
Rail 27.9 8.4 45.2 10.3 46.0 10.3 1.9
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 23.7
Pipeline S S S
Multiple modes 43.3 2.5 31.2 31.0 0.7
Parcel, USPS or courier 43.3 2.5 31.2 31.0 0.7
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.6

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 26.5 21.1 19.8 2.9
Single modes 28.0 2.2 21.1 0.9 19.8 0.8 2.4
Truck 32.6 7.1 26.6 12.5 26.6 12.6 2.6
For-hire truck 35.6 8.7 28.2 9.6 28.6 9.7 2.9
Private truck S S 44.3 4.6 44.3 4.3 18.4
Rail 24.3 5.6 26.2 13.1 23.4 13.1 15.2
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 28.6 2.2 37.5 0.9 36.3 0.8 3.5
Parcel, USPS or courier 28.6 2.2 37.5 0.9 36.3 0.8 3.5
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 29.8

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 29.7 S S S S 0.7
Single modes 32.1 3.3 S S S S 1.2
Truck 13.9 8.9 17.3 15.7 18.0 15.3 0.6
For-hire truck 13.9 7.7 13.0 14.1 13.0 13.8 0.5
Private truck 31.6 2.7 S S S S 10.6
Rail S S S S S S 0.7
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 2.6
Pipeline S S S
Multiple modes 22.6 3.1 20.0 0.8 20.7 0.9 0.7
Parcel, USPS or courier 21.8 3.5 35.2 0.5 34.8 0.5 0.7
Truck and rail S S 36.1 0.5 35.9 0.6 2.2
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 18.3

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 13.7 21.0 24.4 2.9
Single modes 14.9 3.3 21.1 0.2 24.5 0.2 3.9
Truck 17.3 7.3 18.9 11.7 19.0 12.5 2.3
For-hire truck 19.4 8.1 19.8 13.2 20.3 13.3 2.1
Private truck 32.0 7.1 S S S S 15.3
Rail 37.0 7.2 S S S S 21.5
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 27.5
Pipeline S S S
Multiple modes 29.4 3.3 24.3 0.2 24.9 0.2 2.6
Parcel, USPS or courier 29.4 3.3 24.3 0.2 24.9 0.2 2.6
Truck and rail
Truck and water
Rail and water
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 42.2 31.3 39.1 1.5
Single modes 45.0 6.6 31.6 10.3 30.9 12.8 2.1
Truck 24.2 12.6 30.4 15.4 31.1 17.1 1.7
For-hire truck 24.2 12.4 29.3 15.1 29.7 16.6 1.8
Private truck S S S S S S 23.7
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 31.6
Pipeline S S S
Multiple modes 35.3 6.0 S S S S 2.4
Parcel, USPS or courier 37.9 3.2 35.0 0.3 35.4 0.3 2.4
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 29.8

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 23.4 35.2 33.6 10.8
Single modes 32.1 10.8 38.7 12.9 37.3 13.1 15.0
Truck 28.4 12.4 39.0 14.2 37.5 14.2 18.3
For-hire truck 28.4 12.4 39.0 14.2 37.5 14.2 18.3
Private truck
Rail
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 27.9
Pipeline S S S
Multiple modes S S S S S S 21.3
Parcel, USPS or courier S S S S S S 21.2
Truck and rail
Truck and water S S S S S S 31.6
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.6

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 3.8
Single modes S S S S S S 27.9
Truck S S S S S S 29.8
For-hire truck S S S S S S 29.8
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 29.8
Pipeline S S S
Multiple modes S S S S S S 18.6
Parcel, USPS or courier S S S S S S 18.6
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 20.0 21.8 22.9 1.3
Single modes 18.1 6.1 22.5 3.2 23.4 3.1 1.2
Truck 14.8 7.6 20.9 8.5 20.0 8.7 1.5
For-hire truck 17.2 6.9 21.3 10.0 21.6 9.8 1.7
Private truck 25.9 4.6 S S S S 15.1
Rail S S S S S S 23.7
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 18.4
Pipeline S S S
Multiple modes 48.4 6.2 S S S S 1.5
Parcel, USPS or courier 32.8 6.2 28.2 1.0 29.3 1.0 1.5
Truck and rail S S S S S S 27.9
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 23.7

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 17.3 21.9 24.1 1.5
Single modes 18.0 3.1 18.8 2.1 20.6 2.2 1.6
Truck 18.7 3.4 25.9 8.0 28.9 8.3 1.8
For-hire truck 15.5 3.8 12.2 9.5 12.3 9.9 2.0
Private truck S S S S S S 18.6
Rail 44.0 2.7 42.2 8.5 40.7 8.9 21.4
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 30.4 3.2 23.3 0.2 24.2 0.2 2.7
Parcel, USPS or courier 30.4 3.2 23.3 0.2 24.2 0.2 2.7
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 23.6

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 21.4
Single modes S S S S S S 31.6
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 31.6
Pipeline S S S
Multiple modes S S S S S S 21.5
Parcel, USPS or courier S S S S S S 23.6
Truck and rail
Truck and water S S S S S S 28.8
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 33.3 40.3 39.4 1.6
Single modes 40.3 11.6 42.6 8.5 41.6 8.7 3.7
Truck 27.7 12.7 S S S S 2.2
For-hire truck 28.3 12.9 S S S S 2.2
Private truck S S S S S S 31.6
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 31.6
Pipeline S S S
Multiple modes 33.3 11.6 S S S S 10.7
Parcel, USPS or courier 33.3 11.6 S S S S 10.7
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 11.6 18.8 21.9 7.8
Single modes 13.4 3.4 19.0 0.4 22.2 0.5 13.1
Truck 13.8 3.5 22.9 5.3 28.4 6.3 13.6
For-hire truck 11.0 3.8 32.2 7.2 37.3 7.4 9.3
Private truck 21.7 3.7 44.2 7.3 29.2 5.1 24.4
Rail 23.5 1.1 29.1 5.4 37.2 6.4 9.1
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S 38.1 41.4 19.4
Pipeline S S S S S S S
Multiple modes 37.0 3.6 44.5 0.3 42.7 0.5 8.5
Parcel, USPS or courier 33.3 2.2 S S 38.7 0.2 8.5
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 47.4 0.2 41.6 0.1 18.1

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 8.4 12.4 13.7 3.7
Single modes 9.7 3.4 12.5 0.3 13.9 0.3 2.6
Truck 10.2 3.5 15.6 5.7 15.3 4.5 2.5
For-hire truck 9.5 5.6 12.3 5.9 12.3 5.5 4.2
Private truck 29.5 4.7 40.8 4.1 41.5 4.6 5.8
Rail 46.1 1.7 39.5 5.8 36.0 4.6 24.2
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 29.8
Pipeline S S S
Multiple modes 36.1 3.4 36.7 0.3 31.7 0.3 5.2
Parcel, USPS or courier 36.1 3.3 20.9 19.7 0.1 5.2
Truck and rail S S S S S S 27.9
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.6

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 9.7 16.5 20.0 12.2
Single modes 8.8 2.1 14.5 3.3 20.7 1.8 11.6
Truck 8.9 1.9 14.6 3.1 21.1 2.6 10.7
For-hire truck 11.0 4.0 33.9 8.3 18.4 6.8 17.9
Private truck 13.0 3.8 21.9 8.4 32.3 6.9 11.8
Rail 34.4 0.3 35.4 0.5 47.8 2.5 13.0
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 S S S S 31.4
Pipeline S S S S S S S
Multiple modes 22.3 0.5 38.1 S S 9.2
Parcel, USPS or courier 22.6 0.5 42.4 47.9 0.1 8.8
Truck and rail S S S S S S 31.6
Truck and water S S S S S S 31.6
Rail and water
Other Multiple modes S S S S S S 31.6
Other and unknown modes 40.1 1.9 S S S S S

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 18.8 22.7 22.5 6.1
Single modes 20.4 3.4 22.9 0.9 22.6 1.0 15.4
Truck 21.8 6.5 24.5 3.8 23.6 3.7 5.6
For-hire truck 31.1 6.8 30.4 9.7 30.4 9.2 3.3
Private truck 20.3 6.9 44.4 10.1 40.5 9.1 10.1
Rail 48.7 1.1 S S S S 26.4
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 24.2
Pipeline S S S
Multiple modes 30.1 3.3 29.8 0.6 27.6 0.6 4.8
Parcel, USPS or courier 30.1 3.3 29.8 0.6 27.6 0.6 4.8
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes 48.6 0.4 47.4 0.4 S S 26.2

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 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

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 23.2 16.0 15.8 2.6
Single modes 24.4 2.9 16.3 3.0 16.0 3.3 1.5
Truck 22.1 4.0 25.2 0.7 25.6 0.6 2.0
For-hire truck 22.5 4.0 25.3 0.7 25.8 0.6 2.0
Private truck S S S S S S 29.8
Rail S S S S S S 1.4
Water 17.7 9.2 19.6 10.7 19.1 10.8 10.6
Shallow draft 17.7 9.2 19.6 10.7 19.1 10.8 10.6
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 29.8
Pipeline S S S
Multiple modes S S S S S S 2.5
Parcel, USPS or courier 29.2 1.1 35.4 35.2 2.3
Truck and rail
Truck and water
Rail and water S S S S S S 31.6
Other Multiple modes
Other and unknown modes S S S S S S 31.6

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 24.9 34.4 37.4 1.7
Single modes 30.4 12.3 36.1 11.3 39.8 11.3 11.3
Truck 34.8 9.8 S S S S 10.9
For-hire truck 35.6 9.6 S S S S 10.8
Private truck S S S S S S 28.0
Rail 36.8 6.6 41.4 17.0 S S 25.0
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 40.5 8.4 S S S S 10.6
Parcel, USPS or courier 40.5 8.4 S S S S 10.6
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 35.1 25.2 24.9 1.4
Single modes 36.1 3.5 25.1 0.4 24.9 0.4 1.7
Truck 39.3 9.0 39.0 10.1 38.9 10.5 1.7
For-hire truck 41.9 8.8 40.6 10.4 40.5 10.6 1.8
Private truck 45.3 3.2 50.0 2.4 S S 21.1
Rail 36.5 6.9 42.3 10.1 42.6 10.5 18.3
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 29.8
Pipeline S S S
Multiple modes 33.6 3.5 33.4 0.3 31.9 0.4 2.3
Parcel, USPS or courier 33.6 3.5 36.0 0.2 35.2 0.2 2.3
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 25.9

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 15.2 22.7 23.8 0.9
Single modes 16.2 5.0 23.0 1.3 24.1 1.3 1.3
Truck 16.0 5.1 14.0 11.3 13.4 11.3 1.4
For-hire truck 18.5 6.5 16.9 11.3 16.4 11.3 1.4
Private truck S S S S S S 27.9
Rail S S S S S S 27.9
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 24.1 5.0 25.2 1.3 24.5 1.3 0.8
Parcel, USPS or courier 24.1 5.0 25.2 1.3 24.5 1.3 0.8
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.6

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 15.9 17.3 17.3 3.2
Single modes 17.4 3.9 17.5 0.7 17.5 0.8 2.0
Truck 18.9 3.8 20.6 7.0 20.5 7.2 2.1
For-hire truck 20.9 6.4 19.6 6.2 19.3 6.3 1.7
Private truck 32.7 3.5 44.1 2.6 45.8 2.8 5.3
Rail 32.6 1.6 33.9 7.1 34.1 7.4 18.9
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 18.6
Pipeline S S S
Multiple modes 36.8 1.9 S S S S 4.5
Parcel, USPS or courier 27.4 1.1 27.5 25.9 4.5
Truck and rail S S S S S S 25.9
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 21.9

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 17.7 27.2 22.7 3.6
Single modes 19.0 3.8 21.8 7.9 24.4 4.1 6.8
Truck 20.5 3.7 23.6 6.8 25.4 4.9 4.7
For-hire truck 13.0 3.9 24.6 7.8 19.7 6.5 3.6
Private truck 36.8 4.7 39.4 4.5 S S 9.8
Rail 28.0 2.7 22.1 4.5 26.0 4.5 4.8
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 24.4
Pipeline S S S S S S S
Multiple modes 29.0 1.5 17.0 16.8 4.8
Parcel, USPS or courier 29.0 1.5 17.0 16.8 4.8
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S S

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 21.8 36.1 41.4 1.9
Single modes 22.4 2.0 36.2 0.8 41.5 1.0 3.7
Truck 22.5 5.6 35.8 16.3 31.5 18.0 2.8
For-hire truck 26.6 10.6 24.6 18.6 26.4 19.1 2.7
Private truck S S S S S S 26.2
Rail S S S S S S 25.8
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 30.0
Pipeline S S S
Multiple modes 35.5 2.0 48.1 0.8 48.7 1.0 4.2
Parcel, USPS or courier 35.5 2.0 48.1 0.8 48.7 1.0 4.2
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.6

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 10.5 14.5 16.7 3.6
Single modes 10.9 1.0 15.0 2.1 17.0 1.3 4.1
Truck 11.1 2.4 17.1 5.8 20.8 6.6 2.4
For-hire truck 12.6 3.7 11.7 6.4 13.6 6.1 4.7
Private truck 15.3 4.0 40.6 6.1 45.1 6.8 4.0
Rail 48.1 1.8 37.9 5.3 30.4 6.3 14.4
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 27.9
Pipeline S S S
Multiple modes 20.8 0.7 21.7 20.9 6.1
Parcel, USPS or courier 20.8 0.7 21.7 20.9 6.1
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 22.5

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 25.1 32.6 30.2 3.0
Single modes 25.4 8.4 33.0 7.4 30.5 6.8 3.8
Truck 25.5 8.4 33.6 7.4 31.3 7.0 3.8
For-hire truck 26.0 8.2 34.9 7.7 32.3 7.3 3.8
Private truck 49.4 1.6 49.6 4.7 S S 21.4
Rail S S S S S S 31.6
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air)
Pipeline S S S
Multiple modes S S 45.0 7.4 48.6 6.9 6.8
Parcel, USPS or courier S S 45.0 7.4 48.6 6.9 6.8
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 30.0

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 15.8 31.1 27.7 15.5
Single modes 16.2 1.0 31.1 27.7 0.1 16.1
Truck 13.5 4.9 30.7 1.1 26.5 1.7 16.3
For-hire truck 15.1 7.5 30.9 8.7 26.8 7.8 15.0
Private truck 23.4 6.1 35.8 8.4 35.5 7.9 21.6
Rail S S S S S S S
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 26.4
Pipeline S S S
Multiple modes S S 37.9 36.0 8.3
Parcel, USPS or courier S S 37.9 36.0 8.3
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes 31.7 32.6 33.6 26.2

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 32.7 S S S S 2.6
Single modes 42.5 7.5 S S S S 2.3
Truck 19.7 9.6 S S S S 2.2
For-hire truck 21.1 9.5 33.5 19.6 32.2 20.0 2.2
Private truck S S S S S S 31.6
Rail S S S S S S 29.8
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air)
Pipeline S S S
Multiple modes 44.5 7.8 S S 49.8 4.6 2.9
Parcel, USPS or courier 44.5 7.8 S S 49.8 4.6 2.9
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 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 37.3 S S S S 2.2
Single modes 48.5 12.8 S S S S 3.0
Truck 49.8 12.4 40.4 16.5 39.2 17.1 11.0
For-hire truck 49.8 12.4 40.5 16.6 39.2 17.2 11.1
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 29.8
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

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 19.4 19.5 19.5 1.2
Single modes 24.1 8.3 19.5 0.8 19.5 0.9 2.1
Truck 21.1 8.8 24.1 8.8 24.6 9.3 2.2
For-hire truck 21.9 8.9 24.4 8.8 24.9 9.3 2.2
Private truck S S S S S S 18.5
Rail 32.7 4.7 35.8 8.7 36.5 9.2 15.0
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S 40.8 41.8 18.7
Pipeline S S S
Multiple modes 39.4 8.3 41.5 0.8 41.6 0.9 1.3
Parcel, USPS or courier 44.0 8.4 27.3 0.9 27.2 0.9 1.3
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 29.8

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 15.8 43.4 43.1 3.1
Single modes 25.2 12.4 44.4 3.9 44.0 4.3 6.0
Truck 24.4 11.6 48.3 6.7 48.4 6.8 4.2
For-hire truck 24.3 11.5 47.1 6.6 47.6 6.6 4.3
Private truck S S S S S S 31.6
Rail S S S S S S 27.9
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 27.9
Pipeline S S S
Multiple modes 35.8 12.4 S S S S 3.8
Parcel, USPS or courier 35.8 12.4 S S S S 3.8
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.6

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 27.2 12.3 12.1 1.7
Single modes 30.6 2.6 13.4 3.1 13.0 3.4 2.7
Truck 20.9 5.1 16.9 9.1 15.7 9.0 2.6
For-hire truck 22.6 4.5 18.5 7.7 16.8 7.6 2.2
Private truck S S S S S S 21.3
Rail 28.9 5.5 21.0 8.5 20.6 8.4 11.2
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 19.2
Pipeline S S S
Multiple modes 15.2 2.7 S S S S 2.1
Parcel, USPS or courier 13.3 2.1 20.1 0.2 19.4 0.2 2.1
Truck and rail S S S S S S 29.9
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 28.1

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 24.3 14.7 14.8 1.5
Single modes 26.9 3.8 14.9 0.4 14.9 0.4 1.8
Truck 27.4 4.1 19.2 9.5 18.9 9.8 1.8
For-hire truck 31.3 9.1 20.8 9.3 20.5 9.7 1.8
Private truck S S S S S S 23.7
Rail 41.1 0.9 41.8 9.2 42.0 9.7 21.2
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 21.4
Pipeline S S S
Multiple modes 27.9 3.8 29.1 0.4 27.9 0.4 1.4
Parcel, USPS or courier 27.9 3.8 29.1 0.4 27.9 0.4 1.4
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.6

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 25.8 23.0 26.7 3.5
Single modes 21.1 4.4 24.5 4.8 28.9 5.8 4.7
Truck 24.7 8.9 29.1 12.1 29.0 13.3 5.1
For-hire truck 26.4 9.6 25.6 10.1 26.6 11.0 4.7
Private truck 40.2 10.7 39.2 7.7 40.2 7.2 13.7
Rail 46.7 9.4 38.5 13.0 45.7 13.9 22.8
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 3.5
Parcel, USPS or courier 24.9 1.6 24.5 0.4 23.9 0.4 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 31.6

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 11.7 S S S S 2.4
Single modes 14.8 5.0 S S S S 2.5
Truck 14.6 5.0 S S S S 2.4
For-hire truck 16.7 5.6 26.5 14.1 26.3 14.1 2.3
Private truck 44.9 5.3 S S S S 4.6
Rail 24.4 2.5 23.9 12.4 23.6 12.8 18.3
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 18.4
Pipeline S S S
Multiple modes 26.9 2.6 22.1 0.2 21.7 0.2 4.0
Parcel, USPS or courier 26.9 2.6 22.1 0.2 21.7 0.2 4.0
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 26.1

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 24.1 15.9 17.1 1.3
Single modes 24.6 1.8 15.9 0.1 17.1 0.1 1.6
Truck 27.4 4.8 31.5 9.7 32.4 9.8 1.8
For-hire truck 15.9 7.7 17.2 7.3 19.4 7.8 2.3
Private truck S S S S S S 25.9
Rail 21.9 4.3 25.8 9.6 25.4 9.7 15.0
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 30.0
Pipeline S S S
Multiple modes 30.2 1.8 49.3 0.1 S S 1.7
Parcel, USPS or courier 30.2 1.8 49.3 0.1 S S 1.7
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.6

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 15.7 S S S S 1.5
Single modes 16.9 3.1 S S S S 1.6
Truck 17.8 4.3 S S 21.0 19.3 0.9
For-hire truck 20.4 7.7 21.6 18.6 22.4 17.3 1.0
Private truck 45.8 8.7 S S S S 18.4
Rail S S S S S S 28.7
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 29.8
Pipeline S S S
Multiple modes S S S S S S 1.9
Parcel, USPS or courier S S S S S S 1.9
Truck and rail
Truck and water S S S S S S 31.6
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.6

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 16.6 17.0 17.0 1.9
Single modes 17.8 4.8 17.2 0.5 17.2 0.5 1.7
Truck 19.4 5.3 19.4 9.6 17.9 9.7 1.8
For-hire truck 14.3 7.3 14.1 10.9 12.9 11.0 1.8
Private truck S S S S S S 15.6
Rail 33.4 3.9 28.7 9.9 28.7 10.1 10.6
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 27.7 4.9 28.6 0.1 28.8 0.1 2.2
Parcel, USPS or courier 27.7 4.9 28.6 0.1 28.8 0.1 2.2
Truck and rail
Truck and water S S S S S S 31.6
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 25.9

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 33.2 S S S S 2.5
Single modes 48.6 16.3 S S S S 15.0
Truck 49.4 16.5 S S S S 18.4
For-hire truck 49.8 16.6 S S S S 23.6
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)
Pipeline S S S
Multiple modes S S S S S S 21.2
Parcel, USPS or courier S S S S S S 21.2
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes

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 26.2 43.2 48.5 1.4
Single modes 27.9 2.9 43.4 0.5 48.7 0.5 3.3
Truck 28.5 5.2 49.7 11.6 S S 2.8
For-hire truck 28.6 5.0 S S S S 2.9
Private truck S S 45.1 2.7 44.8 2.5 23.7
Rail S S 43.0 11.8 46.2 12.0 23.9
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 25.9 2.9 35.8 0.5 36.6 0.5 1.8
Parcel, USPS or courier 26.0 2.8 23.2 0.5 23.1 0.5 1.8
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

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 16.9 47.2 43.0 38.6
Single modes 18.0 2.3 48.7 3.0 43.5 1.2 S
Truck 18.0 2.3 48.7 3.0 43.5 1.2 S
For-hire truck 24.7 4.3 S S S S 6.2
Private truck 16.6 3.9 24.9 10.1 27.5 9.1 S
Rail
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air)
Pipeline S S S
Multiple modes 29.7 2.3 25.7 0.2 25.7 0.3 12.9
Parcel, USPS or courier 29.7 2.3 25.7 0.2 25.7 0.3 12.9
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 41.0

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 17.2 16.4 16.1 1.9
Single modes 18.9 5.0 16.8 0.6 16.4 0.6 2.1
Truck 24.2 8.3 31.0 11.2 31.2 11.3 2.3
For-hire truck 23.1 8.0 29.0 10.6 28.3 10.7 2.2
Private truck S S S S S S 18.9
Rail S S 26.0 11.1 24.6 11.2 15.2
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 25.9
Pipeline S S S
Multiple modes 19.6 2.2 34.0 0.1 35.1 0.1 3.5
Parcel, USPS or courier 19.6 2.2 34.0 0.1 35.1 0.1 3.5
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes 47.4 3.1 45.8 0.6 45.8 0.6 25.8

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 13.5 17.2 17.8 2.3
Single modes 15.4 3.3 17.7 1.1 18.3 1.1 2.6
Truck 18.7 3.9 29.2 8.2 32.3 8.4 1.1
For-hire truck 22.1 5.4 35.2 9.6 38.8 9.6 1.2
Private truck S S S S S S 10.9
Rail 24.3 3.0 25.2 8.7 24.8 8.8 2.4
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 15.3
Pipeline S S S
Multiple modes 32.9 3.3 33.4 1.1 35.7 1.1 2.4
Parcel, USPS or courier 34.6 3.0 31.4 0.2 30.4 0.2 2.4
Truck and rail 47.2 0.8 48.3 0.9 49.0 1.0 25.9
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes 39.9 0.3 45.9 S S 16.1

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 21.2 29.5 32.2 1.8
Single modes 22.0 2.5 30.0 1.4 32.8 1.5 2.0
Truck 23.0 3.6 21.6 12.6 20.4 13.4 1.9
For-hire truck 25.1 5.9 27.6 12.3 26.3 12.9 1.8
Private truck S S S S S S 27.9
Rail S S S S S S 25.8
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air)
Pipeline S S S
Multiple modes S S 48.8 0.4 47.8 0.4 15.0
Parcel, USPS or courier S S 48.8 0.4 47.8 0.4 15.0
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.6

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 22.1 S S S S 10.7
Single modes 34.8 13.4 S S S S 15.1
Truck 37.9 13.1 S S S S 15.1
For-hire truck 37.9 13.1 S S S S 15.1
Private truck
Rail S S S S S S 31.6
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air)
Pipeline S S S
Multiple modes S S S S S S 18.4
Parcel, USPS or courier S S S S S S 18.4
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes

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 17.9 19.5 20.8 2.4
Single modes 22.4 6.4 19.5 0.6 20.9 0.5 3.2
Truck 25.3 7.4 13.5 11.5 13.1 12.0 3.0
For-hire truck 24.7 7.8 15.1 12.1 14.0 12.6 2.9
Private truck 46.5 3.1 45.3 3.7 46.7 3.6 18.9
Rail S S 48.1 11.6 S S 26.4
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 29.8
Pipeline S S S
Multiple modes 37.8 6.5 39.8 0.6 39.1 0.5 2.9
Parcel, USPS or courier 38.1 6.5 41.3 0.6 41.2 0.6 2.9
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 29.8

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 31.8 29.0 29.8 1.9
Single modes 33.3 9.2 29.6 4.3 30.2 4.8 4.9
Truck 36.3 9.8 33.4 9.2 33.4 9.7 1.6
For-hire truck 38.1 8.9 36.0 10.6 36.0 10.9 1.5
Private truck S S S S S S 25.9
Rail S S 49.8 10.1 49.7 10.7 23.6
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 23.6
Pipeline S S S
Multiple modes 44.1 9.2 S S S S 1.0
Parcel, USPS or courier 30.7 9.8 21.1 2.6 21.7 2.7 0.9
Truck and rail S S S S S S 23.6
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 29.8

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 24.6 49.5 49.3 2.4
Single modes 30.8 7.2 S S S S 3.5
Truck 30.8 7.2 S S S S 3.5
For-hire truck 30.2 9.1 25.1 13.1 25.5 13.6 4.0
Private truck S S S S S S 26.0
Rail
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air)
Pipeline S S S
Multiple modes 38.6 7.3 S S S S 11.2
Parcel, USPS or courier 29.1 6.9 S S S S 11.2
Truck and rail
Truck and water S S S S S S 31.6
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.6

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 12.9 26.2 22.6 10.1
Single modes 12.7 1.3 26.2 0.2 22.6 0.3 13.9
Truck 12.9 1.3 28.8 3.1 26.6 4.0 13.2
For-hire truck 10.2 4.3 28.1 4.2 23.1 5.1 6.8
Private truck 30.6 3.8 44.7 4.5 43.8 6.0 24.2
Rail 12.9 0.3 27.0 3.1 35.2 4.0 6.7
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 28.0
Pipeline S S S
Multiple modes 20.1 1.1 22.7 0.1 24.4 0.1 5.9
Parcel, USPS or courier 20.1 1.1 22.7 0.1 24.4 0.1 5.9
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 22.1

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 S S 45.8 46.1 4.4
Single modes 30.3 16.1 44.8 8.4 43.7 8.0 5.0
Truck 31.2 15.0 45.4 12.0 44.3 11.5 11.2
For-hire truck 34.0 13.5 S S S S 11.4
Private truck S S S S S S 28.1
Rail S S S S S S 29.8
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air)
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 S S S S S S 31.6

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.