Table B-6. Estimated Measures of Reliability for Shipment Characteristics by Two-Digit Commodity and Mode of Transportation for State of Origin: 2002

Table B-6. Estimated Measures of Reliability for Shipment Characteristics by Two-Digit Commodity 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]

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All Commodities

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 3.9 6.5 17.8 11.8
Single modes 3.8 0.9 6.7 1.5 19.1 2.0 15.2
Truck 5.8 1.6 17.2 3.6 S S 18.2
For-hire truck 8.1 1.7 23.7 3.2 S S 12.1
Private truck 8.1 1.0 16.4 1.3 18.3 0.8 19.6
Rail 13.8 1.7 10.8 0.8 12.2 2.9 5.2
Water 10.1 2.3 15.4 5.0 10.3 3.2 S
Shallow draft 16.0 2.1 16.2 3.9 14.0 4.2 29.4
Great Lakes
Deep draft 30.3 3.7 32.2 7.4 26.9 4.6 S
Air (including truck and air) 45.5 25.8 23.4 6.6
Pipeline 17.7 2.8 16.8 4.1 S S S
Multiple modes 13.0 0.6 30.8 0.2 41.4 2.1 8.2
Parcel, USPS or courier 15.2 0.6 16.1 23.2 8.6
Truck and rail 37.7 44.6 35.2 0.2 18.4
Truck and water S S S S S S 27.2
Rail and water S S S S S S S
Other Multiple modes S S S S S S S
Other and unknown modes 41.9 0.9 S S S S 27.9

SCTG 1, Live animals and live fish

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
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
Parcel, USPS or courier
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes

SCTG 2, Cereal grains

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 23.6 24.3 31.3 S
Single modes 23.6 0.4 24.3 0.4 32.1 10.0 22.9
Truck 38.0 12.3 49.1 12.4 48.1 9.4 24.9
For-hire truck S S S S S S 27.7
Private truck S S S S S S 23.4
Rail
Water 27.4 12.5 27.8 12.7 33.3 13.2 20.0
Shallow draft S S S S S S 29.6
Great Lakes
Deep draft 34.8 15.5 34.3 15.9 35.9 17.8 21.0
Air (including truck and air)
Pipeline S S S
Multiple modes S S S S S S 31.6
Parcel, USPS or courier
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

SCTG 3, Other agricultural products

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 32.6 34.4 43.0 22.7
Single modes 32.7 0.3 34.4 43.0 0.4 17.5
Truck S S S S S S 24.1
For-hire truck S S S S S S 38.9
Private truck 44.4 5.7 S S S S 25.5
Rail
Water 42.6 10.9 42.0 10.0 46.4 12.8 18.5
Shallow draft 49.9 11.2 48.2 13.4 S S 32.5
Great Lakes
Deep draft 47.2 16.0 46.0 17.5 47.0 18.9 21.7
Air (including truck and air)
Pipeline S S S
Multiple modes S S S S S S 29.7
Parcel, USPS or courier S S S S S S 29.7
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 29.8

SCTG 4, Animal feed and products of animal origin, nec

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 49.8 S S S
Single modes S S 49.8 0.1 S S S
Truck 49.3 9.6 41.7 9.8 S S 44.5
For-hire truck 47.1 11.3 S S S S 29.6
Private truck S S S S S S S
Rail S S S S S S 31.6
Water S S S S S S 31.6
Shallow draft S S S S S S 31.6
Great Lakes
Deep draft S S S S S S 31.6
Air (including truck and air)
Pipeline S S S
Multiple modes S S S S S S 26.5
Parcel, USPS or courier S S 49.2 48.6 26.7
Truck and rail
Truck and water
Rail and water
Other Multiple modes S S S S S S 31.6
Other and unknown modes

SCTG 5, Meat, fish, seafood, and their preparations

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 30.4 36.6 S
Single modes 35.1 30.4 36.6 S
Truck 35.1 30.4 36.6 S
For-hire truck 33.2 14.0 32.0 11.8 42.2 11.3 25.3
Private truck S S S S S S 32.2
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 29.9
Parcel, USPS or courier S S S S S S 29.9
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.6

SCTG 6, Milled grain products and preparations, and bakery products

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 33.4 S S S S S
Single modes 33.9 1.2 S S S S S
Truck 31.2 6.9 37.6 8.6 S S S
For-hire truck 31.9 7.1 36.7 8.9 S S S
Private truck S S S S S S 41.4
Rail S S S S S S 24.0
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)
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 S S S S S S 31.6

SCTG 7, Other prepared foodstuffs and fats and oils

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 13.3 21.5 33.9 S
Single modes 12.8 0.9 21.6 0.7 33.7 0.6 S
Truck 14.2 3.8 23.3 6.2 28.1 11.6 S
For-hire truck 21.6 9.8 34.5 9.2 31.3 10.4 23.0
Private truck 37.2 8.5 37.5 6.7 17.2 5.7 S
Rail 47.4 2.9 S S S S 21.0
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 31.6
Pipeline S S S
Multiple modes S S 47.7 0.7 S S 25.0
Parcel, USPS or courier S S S S S S 30.1
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 S S S S S S 29.8
Other Multiple modes
Other and unknown modes S S S S S S 38.0

SCTG 8, Alcoholic beverages

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 18.2 23.3 18.9 10.9
Single modes 18.2 0.8 23.7 1.7 19.0 1.0 11.1
Truck 18.2 0.8 23.7 1.7 19.0 1.0 11.1
For-hire truck S S S S S S 31.6
Private truck 18.2 0.8 23.8 1.6 19.0 1.0 11.1
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 S S S S S S 29.9

SCTG 9, Tobacco products

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 39.3 49.7 S S 26.2
Single modes 39.3 49.7 S S 26.2
Truck 39.3 49.7 S S 26.2
For-hire truck
Private truck 39.3 49.7 S S 26.2
Rail
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air)
Pipeline S S S
Multiple modes
Parcel, USPS or courier
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.4

SCTG 10, Monumental or building stone

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
Private truck S S S S S S 31.6
Rail
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air)
Pipeline S S S
Multiple modes
Parcel, USPS or courier
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes

SCTG 11, Natural sands

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 35.6 S S 45.9 S
Single modes 40.3 6.8 S S S S 23.0
Truck 40.3 6.8 S S S S 23.0
For-hire truck S S S S S S S
Private truck 32.7 12.0 33.6 11.4 29.1 14.1 16.3
Rail
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air)
Pipeline S S S
Multiple modes
Parcel, USPS or courier
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S 36.6 4.7 S S 32.6

SCTG 12, Gravel and crushed stone

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 37.4 42.7 30.6
Single modes S S 38.1 3.6 44.5 3.3 29.1
Truck S S 38.1 3.6 44.5 3.3 29.1
For-hire truck 31.0 10.9 32.3 9.9 42.0 11.1 22.3
Private truck S S 44.8 8.9 49.0 11.5 43.6
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 S S 37.4 3.6 47.3 3.3 S

SCTG 13, Nonmetallic minerals nec

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 46.8 39.2 S S 44.4
Single modes 46.8 39.2 S S 44.4
Truck S S 39.7 11.3 33.5 19.3 47.5
For-hire truck S S 37.1 11.9 35.6 14.8 25.5
Private truck S S S S S S S
Rail S S S S S S 27.0
Water S S S S S S 27.0
Shallow draft S S S S S S 27.0
Great Lakes
Deep draft
Air (including truck and air)
Pipeline S S S
Multiple modes
Parcel, USPS or courier
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes

SCTG 14, Metallic ores and concentrates

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 S
Single modes S S S S S S S
Truck S S S S S S S
For-hire truck S S S S S S 31.6
Private truck S S S S 44.7 9.4 S
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

SCTG 15, Coal

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 27.9
Single modes S S S S S S 27.9
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)
Pipeline S S S
Multiple modes
Parcel, USPS or courier
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes

SCTG 17, Gasoline and aviation turbine fuel

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 11.9 20.2 25.5
Single modes 11.9 0.2 11.9 0.2 20.2 25.6
Truck 24.4 3.1 24.7 2.4 47.5 1.2 17.6
For-hire truck 21.8 1.4 22.4 1.1 30.6 0.2 11.4
Private truck 29.9 2.4 29.9 1.8 S S 23.9
Rail S S S S S S 31.6
Water 23.7 6.6 25.4 7.4 26.5 8.4 34.5
Shallow draft 39.2 3.0 35.1 3.2 38.7 8.3 23.7
Great Lakes
Deep draft 37.5 7.5 41.7 8.7 32.3 10.8 41.9
Air (including truck and air)
Pipeline 21.8 6.8 22.3 7.3 S S S
Multiple modes S S S S S S 31.6
Parcel, USPS or courier
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 28.8

SCTG 18, Fuel oils

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 18.6 16.5 27.0 S
Single modes 19.2 1.5 17.0 1.4 29.4 7.0 S
Truck 25.5 1.5 22.6 1.4 21.2 0.3 S
For-hire truck 29.4 0.8 31.1 0.8 37.6 0.1 21.5
Private truck 27.3 1.2 24.2 1.0 25.8 0.3 S
Rail S S S S S S 28.6
Water 24.0 4.5 21.3 4.8 32.5 6.6 S
Shallow draft 29.2 6.0 26.4 6.2 47.9 9.3 S
Great Lakes
Deep draft 30.0 3.7 31.2 3.8 26.5 6.4 17.1
Air (including truck and air)
Pipeline 17.5 4.6 16.6 4.3 S S S
Multiple modes S S S S S S 28.5
Parcel, USPS or courier
Truck and rail
Truck and water S S S S S S 30.0
Rail and water
Other Multiple modes S S S S S S 31.6
Other and unknown modes S S S S S S 31.5

SCTG 19, Coal and petroleum products, nec

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 14.4 16.9 33.3 S
Single modes 16.0 5.1 17.5 4.1 26.8 6.4 S
Truck S S 31.3 5.4 S S S
For-hire truck S S 43.1 4.5 S S 21.6
Private truck 22.5 0.9 27.8 1.0 41.2 0.4 S
Rail 29.5 3.7 22.8 1.3 27.7 6.7 12.8
Water 22.3 10.6 19.1 9.0 32.0 13.0 24.7
Shallow draft 26.5 11.6 20.9 9.8 34.0 13.7 22.4
Great Lakes
Deep draft S S S S S S S
Air (including truck and air)
Pipeline 30.3 5.4 29.5 4.0 S S S
Multiple modes S S S S S S 37.5
Parcel, USPS or courier S S S S S S 31.9
Truck and rail
Truck and water S S S S S S 31.6
Rail and water S S S S S S 31.6
Other Multiple modes
Other and unknown modes S S S S S S 29.8

SCTG 20, Basic chemicals

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 12.2 10.2 21.8
Single modes 13.5 0.4 12.5 0.9 10.4 0.9 21.2
Truck 29.9 4.7 29.6 2.5 33.0 3.1 24.7
For-hire truck 35.2 5.1 15.8 1.7 27.5 2.5 15.2
Private truck 28.9 1.4 S S S S 19.3
Rail 13.0 3.3 9.2 3.1 9.5 3.3 3.7
Water 18.2 4.6 9.2 3.4 13.6 3.7 16.6
Shallow draft 18.1 4.9 10.5 3.9 14.4 4.1 15.2
Great Lakes
Deep draft S S S S S S 31.7
Air (including truck and air) S S S S S S 31.6
Pipeline 24.7 4.7 22.8 4.9 S S S
Multiple modes 29.4 0.3 39.4 0.3 40.9 0.9 S
Parcel, USPS or courier S S 44.5 S S S
Truck and rail S S S S S S 28.5
Truck and water S S S S S S 30.0
Rail and water S S S S S S S
Other Multiple modes S S S S S S 28.0
Other and unknown modes S S S S S S S

SCTG 21, Pharmaceutical products

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 S
Single modes S S S S S S 39.7
Truck S S S S S S 39.9
For-hire truck S S S S S S 39.1
Private truck S S S S S S 29.4
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 S S S S 17.9
Parcel, USPS or courier S S S S S S 17.9
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.6

SCTG 22, Fertilizers

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 31.4 S S S S 45.8
Single modes 31.5 0.2 S S S S 46.3
Truck 48.5 8.9 S S S S S
For-hire truck S S S S S S 26.1
Private truck 48.5 5.5 42.4 4.5 S S S
Rail S S 26.5 13.2 27.8 16.3 15.3
Water 40.5 9.5 40.3 10.5 41.4 13.2 23.3
Shallow draft 40.5 9.5 40.3 10.5 41.4 13.2 23.3
Great Lakes
Deep draft
Air (including truck and air)
Pipeline 44.5 3.6 46.2 3.3 S S S
Multiple modes
Parcel, USPS or courier
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.6

SCTG 23, Chemical products and preparations, nec

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 19.5 26.9 37.5
Single modes 18.4 2.6 20.2 4.9 27.0 1.1 S
Truck 21.2 6.5 35.6 8.4 46.5 7.8 42.4
For-hire truck 22.8 7.3 37.4 7.5 46.6 7.7 13.7
Private truck S S S S S S S
Rail 36.4 6.6 23.5 10.0 23.4 8.3 9.9
Water S S S S S S S
Shallow draft S S S S S S 30.5
Great Lakes
Deep draft S S S S S S S
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 38.5
Parcel, USPS or courier S S S S S S 37.6
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 S

SCTG 24, Plastics and rubber

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 12.5 16.1 17.7 31.3
Single modes 14.5 5.3 16.8 2.5 17.8 1.3 39.6
Truck 14.5 4.7 18.0 4.3 26.7 3.6 45.6
For-hire truck 17.0 4.8 18.6 4.1 26.8 3.6 16.8
Private truck 44.8 2.9 29.1 0.5 28.4 S
Rail 19.5 5.0 20.0 4.6 19.5 3.8 8.3
Water S S S S S S 31.6
Shallow draft
Great Lakes
Deep draft S S S S S S 31.6
Air (including truck and air) S S S S S S 30.3
Pipeline S S S
Multiple modes S S S S 44.2 1.3 19.7
Parcel, USPS or courier S S S S S S 19.7
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 43.6 S

SCTG 25, Logs and other wood in the rough

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 45.5 46.3
Single modes S S S S 45.6 0.6 48.3
Truck S S S S S S 34.1
For-hire truck S S S S S S 26.1
Private truck S S S S S S 34.8
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
Parcel, USPS or courier
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.1

SCTG 26, Wood products

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 37.6 18.5 11.8 S
Single modes 37.0 1.8 18.5 1.1 12.6 2.2 S
Truck 46.0 7.1 27.0 7.7 28.9 7.9 S
For-hire truck 12.1 5.9 27.4 4.6 12.0 3.1 21.0
Private truck S S 37.0 7.3 S S S
Rail 20.1 7.6 17.7 7.8 21.8 7.9 8.1
Water S S S S S S 31.6
Shallow draft
Great Lakes
Deep draft S S S S S S 31.6
Air (including truck and air)
Pipeline S S S
Multiple modes S S S S S S S
Parcel, USPS or courier S S S S 49.8 S
Truck and rail S S S S S S 30.0
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S 42.5 0.4 S S S

SCTG 27, Pulp, newsprint, paper, and paperboard

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 7.8 7.4 7.7 9.6
Single modes 8.2 1.3 8.2 1.9 8.3 1.6 9.5
Truck 11.7 4.0 8.0 3.2 12.9 4.7 14.2
For-hire truck 11.7 3.9 8.1 3.1 12.3 4.6 8.1
Private truck 28.0 0.5 22.9 0.5 S S S
Rail 11.9 4.5 12.1 3.6 13.8 5.3 4.1
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 31.8
Parcel, USPS or courier S S S S S S 31.3
Truck and rail S S S S S S 33.9
Truck and water
Rail and water S S S S S S 31.6
Other Multiple modes
Other and unknown modes 42.6 S S S S S

SCTG 28, Paper or paperboard articles

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 47.0 40.9 S S 21.1
Single modes 47.8 4.6 40.9 3.8 S S 16.5
Truck 47.8 4.6 40.8 3.8 S S 16.5
For-hire truck S S 44.6 11.8 S S 22.4
Private truck 44.7 10.7 40.8 11.2 S S 33.1
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 34.1 6.9 29.1
Parcel, USPS or courier S S S S 34.1 6.9 29.1
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 29.8

SCTG 29, Printed products

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 27.9 34.6 43.0 41.5
Single modes 30.8 6.7 36.5 4.2 44.9 8.3 41.8
Truck 29.7 6.5 36.9 4.3 41.6 6.9 S
For-hire truck S S 38.6 12.4 43.2 15.7 20.8
Private truck 38.1 12.3 S S S S 30.8
Rail
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 24.0
Pipeline S S S
Multiple modes 36.3 5.8 43.1 2.3 42.4 8.1 38.5
Parcel, USPS or courier 36.3 5.8 43.1 2.3 42.4 8.1 38.5
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S S

SCTG 30, Textiles, leather, and articles of textiles or leather

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 44.7 41.1 16.1
Single modes S S 44.7 10.8 41.3 14.7 25.1
Truck S S 44.7 10.9 41.4 16.6 26.2
For-hire truck S S 40.3 12.5 42.8 17.9 19.6
Private truck S S S S S S S
Rail
Water S S S S S S 31.6
Shallow draft
Great Lakes
Deep draft S S S S S S 31.6
Air (including truck and air) S S S S S S 29.8
Pipeline S S S
Multiple modes S S 40.8 7.0 30.8 14.4 20.2
Parcel, USPS or courier S S 40.9 7.0 31.7 14.4 18.1
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 30.3

SCTG 31, Nonmetallic mineral products

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 33.0 S S 23.3 S
Single modes 20.9 9.4 33.8 18.3 27.1 8.0 S
Truck 21.2 9.2 35.6 17.2 24.5 11.9 S
For-hire truck 18.7 11.7 33.1 17.1 21.1 11.2 S
Private truck 34.9 7.4 49.5 7.3 44.8 5.9 S
Rail S S S S S S 29.8
Water S S S S S S S
Shallow draft S S S S S S 31.6
Great Lakes
Deep draft S S S S S S 31.6
Air (including truck and air) S S S S S S 28.1
Pipeline S S S
Multiple modes S S S S S S S
Parcel, USPS or courier S S S S S S 29.3
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 S

SCTG 32, Base metal in primary or semifinished forms and in finished basic shapes

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 26.7 26.4 S
Single modes 21.4 1.4 26.9 0.4 26.4 0.4 S
Truck 23.2 7.0 29.0 8.1 35.8 11.7 S
For-hire truck 36.0 6.2 38.8 8.4 40.0 9.0 23.2
Private truck 27.8 8.4 44.6 9.7 26.7 7.7 S
Rail 23.3 1.4 41.5 2.2 S S 22.2
Water 42.5 6.2 42.5 7.1 42.8 11.5 25.9
Shallow draft 42.5 6.2 42.5 7.1 42.8 11.5 25.9
Great Lakes
Deep draft
Air (including truck and air) S S S S S S 31.2
Pipeline S S S
Multiple modes S S 47.6 S S 44.7
Parcel, USPS or courier S S 47.6 S S 44.7
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S S

SCTG 33, Articles of base metal

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 25.3 41.5 33.9
Single modes 20.9 3.2 27.1 5.6 49.7 8.9 S
Truck 21.7 8.0 25.5 8.7 28.6 15.4 S
For-hire truck 22.1 6.5 23.9 9.6 30.7 13.5 29.2
Private truck 28.6 6.1 44.3 8.2 S S S
Rail S S S S S S 29.9
Water S S S S S S 30.0
Shallow draft S S S S S S 31.6
Great Lakes
Deep draft S S S S S S 31.6
Air (including truck and air) S S S S S S 28.1
Pipeline S S S
Multiple modes S S 36.4 0.6 S S 34.7
Parcel, USPS or courier S S 37.0 0.6 S S 49.4
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 S

SCTG 34, Machinery

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 21.4 19.3 26.7
Single modes 17.0 3.2 20.9 1.7 20.4 3.8 31.6
Truck 17.0 3.2 21.0 1.6 20.4 3.9 37.0
For-hire truck 24.7 6.9 29.3 7.7 22.1 4.7 17.7
Private truck 32.5 7.3 32.1 7.2 28.7 3.2 48.2
Rail S S S S S S 31.6
Water S S S S S S 31.6
Shallow draft
Great Lakes
Deep draft S S S S S S 31.6
Air (including truck and air) S S S S S S 23.4
Pipeline S S S
Multiple modes 20.7 3.5 30.4 1.9 30.7 1.9 27.2
Parcel, USPS or courier 20.7 3.5 30.4 1.9 30.7 1.9 27.4
Truck and rail
Truck and water S S S S S S 31.6
Rail and water
Other Multiple modes
Other and unknown modes 42.5 1.0 S S S S S

SCTG 35, Electronic and other electrical equipment and components and office equipment

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 28.2 33.8 16.2 47.7
Single modes 35.9 7.3 35.6 4.1 16.6 3.4 S
Truck 37.2 6.5 38.0 6.0 20.1 5.5 S
For-hire truck 32.0 5.0 19.9 9.3 20.7 5.3 S
Private truck 49.3 8.3 S S S S S
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 26.7
Pipeline S S S
Multiple modes 33.9 7.6 S S S S 20.8
Parcel, USPS or courier 33.9 7.6 S S S S 20.8
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S S

SCTG 36, Motorized and other vehicles (including parts)

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 S
Single modes S S S S S S 46.8
Truck 48.4 15.1 38.9 14.5 49.5 19.8 S
For-hire truck S S S S S S 27.0
Private truck 43.4 12.6 41.4 12.7 45.4 16.9 38.1
Rail S S S S S S 29.8
Water S S S S S S 31.6
Shallow draft
Great Lakes
Deep draft S S S S S S 31.6
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 41.5
Parcel, USPS or courier S S S S S S 28.5
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 35.0

SCTG 37, Transportation equipment, nec

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 31.4
Single modes S S S S S S 31.3
Truck S S S S S S 32.8
For-hire truck S S S S S S 32.8
Private truck
Rail
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)
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

SCTG 38, Precision instruments and apparatus

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 30.5 37.4 S S 16.5
Single modes 28.2 10.4 32.8 11.7 S S 38.2
Truck 28.0 10.3 32.8 11.7 S S 37.6
For-hire truck 41.3 9.2 47.3 10.2 S S 49.7
Private truck S S S S S S S
Rail
Water S S S S S S 31.6
Shallow draft
Great Lakes
Deep draft S S S S S S 31.6
Air (including truck and air) S S S S S S 31.6
Pipeline S S S
Multiple modes 41.2 9.9 S S S S 15.9
Parcel, USPS or courier 41.2 9.9 S S S S 15.9
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 38.9

SCTG 39, Furniture, mattresses and mattress supports, lamps, lighting fittings

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 33.1 33.2 28.5 43.8
Single modes 34.0 12.0 34.1 11.3 31.8 13.5 S
Truck 34.1 11.9 34.1 11.3 31.8 13.4 S
For-hire truck S S S S S S 38.4
Private truck 37.5 14.2 35.4 14.5 41.0 14.7 32.4
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 46.7 11.4 S S 24.1
Parcel, USPS or courier S S 46.7 11.4 S S 24.1
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 28.2

SCTG 40, Miscellaneous manufactured products

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 24.5 27.3 25.0 20.2
Single modes 37.8 12.2 36.7 12.0 42.0 13.2 40.8
Truck 38.6 12.4 37.0 12.1 43.3 13.6 44.3
For-hire truck S S S S 49.6 14.0 24.2
Private truck 30.0 9.3 46.2 10.5 S S 24.9
Rail S S S S S S 31.6
Water S S S S S S 31.6
Shallow draft
Great Lakes
Deep draft S S S S S S 31.6
Air (including truck and air) 44.7 0.1 49.5 S S 23.1
Pipeline S S S
Multiple modes 27.3 11.0 49.0 12.1 S S 19.2
Parcel, USPS or courier 27.3 11.0 49.0 12.1 S S 19.2
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S S

SCTG 41, Waste and scrap

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 S
Single modes S S S S S S S
Truck S S S S 48.0 18.5 S
For-hire truck S S S S S S 29.5
Private truck S S S S S S S
Rail
Water S S S S S S S
Shallow draft S S S S S S 31.6
Great Lakes
Deep draft S S S S S S 31.6
Air (including truck and air)
Pipeline S S S
Multiple modes
Parcel, USPS or courier
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes

SCTG 43, Mixed freight

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 27.3 35.7 38.5
Single modes 25.8 6.1 29.3 4.3 38.7 4.2 46.3
Truck 25.8 6.1 29.3 4.3 38.7 4.2 46.8
For-hire truck 31.5 3.2 34.9 1.7 S S 33.6
Private truck 27.6 6.6 30.1 4.1 41.8 8.3 29.7
Rail
Water S S S S S S 35.1
Shallow draft S S S S S S 31.6
Great Lakes
Deep draft S S S S S S 31.6
Air (including truck and air)
Pipeline S S S
Multiple modes S S 47.3 0.6 S S 20.0
Parcel, USPS or courier S S 47.3 0.6 S S 20.0
Truck and rail
Truck and water
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S S

Commodity unknown

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 14.5 23.4 S S S
Single modes 14.3 3.2 24.6 4.0 S S S
Truck 25.0 14.6 25.7 16.4 S S S
For-hire truck S S 38.8 8.8 29.2 14.8 29.4
Private truck 34.8 14.0 38.5 14.0 49.5 13.2 S
Rail 47.2 12.0 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)
Pipeline S S S
Multiple modes S S S S S S S
Parcel, USPS or courier S S S S S S S
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 31.5

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.