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 9.2 14.7 S S 46.8
Single modes 12.9 3.7 12.0 3.5 21.7 5.8 28.2
Truck 11.3 3.6 8.4 6.0 5.9 2.4 12.6
For-hire truck 39.5 3.0 25.9 5.1 27.1 1.4 15.1
Private truck 13.9 4.1 16.3 3.1 10.0 1.2 13.2
Rail
Water S S 38.1 1.1 48.7 1.9 18.8
Shallow draft
Great Lakes
Deep draft S S 38.1 1.1 48.7 1.9 18.8
Air (including truck and air) 27.4 0.7 32.8 20.4 0.2 24.3
Pipeline 23.0 2.2 21.1 4.8 S S S
Multiple modes 12.4 3.0 38.8 3.6 S S 21.6
Parcel, USPS or courier 27.0 2.3 17.2 31.6 0.2 18.4
Truck and rail
Truck and water 13.7 1.5 42.9 2.5 S S 27.9
Rail and water
Other Multiple modes 35.5 0.8 40.5 1.8 40.6 1.5 S
Other and unknown modes 22.7 1.3 34.4 1.1 36.0 0.4 S

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 S S S S S S 40.3
Single modes S S S S S S 40.3
Truck S S S S S S 40.3
For-hire truck S S S S S S 38.1
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 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 S S S S S S S
Single modes S S S S S S S
Truck S S S S S S 27.1
For-hire truck S S S S S S 28.4
Private truck S S S S S S 27.2
Rail
Water S S S S S S 28.7
Shallow draft
Great Lakes
Deep draft S S S S S S 28.7
Air (including truck and air) S S S S S S 32.8
Pipeline S S S
Multiple modes S S S S S S S
Parcel, USPS or courier S S S S S S 36.8
Truck and rail
Truck and water S S S S S S S
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.5

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 S S S S 35.4
Single modes S S S S S S 18.7
Truck S S S S S S 21.2
For-hire truck S S S S S S 31.6
Private truck S S S S S S 21.2
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)
Pipeline S S S
Multiple modes S S S S S S 30.7
Parcel, USPS or courier
Truck and rail
Truck and water S S S S S S 30.7
Rail and water
Other Multiple modes
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 43.9 33.0 S S 42.4
Single modes 38.5 8.6 36.4 6.0 S S S
Truck 43.6 9.0 43.3 9.6 39.6 14.4 23.5
For-hire truck S S S S S S 30.8
Private truck 44.1 9.6 43.9 10.9 39.9 9.9 25.3
Rail
Water S S S S S S 31.4
Shallow draft
Great Lakes
Deep draft S S S S S S 31.4
Air (including truck and air) S S S S S S 31.1
Pipeline S S S
Multiple modes S S S S S S 35.5
Parcel, USPS or courier S S S S S S 31.6
Truck and rail
Truck and water S S S S S S 35.1
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S S

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 35.1 S S 41.0 S
Single modes 38.5 10.9 S S 41.3 10.7 21.2
Truck 39.5 11.1 S S 47.6 12.5 21.9
For-hire truck S S S S S S 31.6
Private truck 39.2 10.8 49.1 10.0 48.8 12.4 21.9
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 S S S S S S 26.9
Parcel, USPS or courier
Truck and rail
Truck and water S S S S S S 26.9
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 30.3

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 17.9 23.3 35.2 28.6
Single modes 19.9 4.9 29.4 6.7 28.1 18.2 13.2
Truck 24.2 6.1 30.5 5.9 24.8 4.0 11.1
For-hire truck S S S S S S S
Private truck 17.5 5.8 23.5 5.8 24.4 3.9 11.0
Rail
Water 23.2 4.6 37.3 4.7 35.4 14.9 S
Shallow draft
Great Lakes
Deep draft 23.2 4.6 37.3 4.7 35.4 14.9 S
Air (including truck and air) S S S S S S S
Pipeline S S S
Multiple modes 40.8 4.6 36.0 6.4 39.4 18.1 42.5
Parcel, USPS or courier S S S S S S S
Truck and rail
Truck and water 41.9 4.3 36.1 6.4 39.4 18.1 S
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S S

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 17.2 15.5 S S 28.3
Single modes 16.6 8.3 18.1 9.3 21.2 19.3 10.3
Truck 16.6 8.3 18.1 9.3 21.2 19.3 10.3
For-hire truck S S S S S S 31.6
Private truck 16.6 8.3 18.1 9.3 21.2 19.3 10.4
Rail
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air)
Pipeline S S S
Multiple modes 46.1 7.2 S S S S S
Parcel, USPS or courier
Truck and rail
Truck and water 39.3 6.2 33.6 6.3 S S S
Rail and water
Other Multiple modes S S S S S S 30.2
Other and unknown modes S S S S S S 47.8

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 S S S S S S S
Single modes S S 49.8 14.5 S S 24.5
Truck S S 49.8 14.5 S S 24.5
For-hire truck
Private truck S S 49.8 14.5 S S 24.5
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
Truck and rail
Truck and water S S S S S S 31.6
Rail and water
Other Multiple modes
Other and unknown modes

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 48.8 S S S S 41.7
Single modes S S S S S S 47.3
Truck S S S S S S 26.2
For-hire truck
Private truck S S S S S S 26.2
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)
Pipeline S S S
Multiple modes S S S S S S 30.0
Parcel, USPS or courier
Truck and rail
Truck and water S S S S S S 30.0
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 25.4 29.9 42.9 39.7
Single modes 32.9 11.0 29.0 10.8 S S 14.7
Truck 32.9 11.0 29.0 10.8 S S 14.7
For-hire truck 40.7 13.6 36.0 12.9 38.6 18.0 17.5
Private truck S S 40.9 11.8 45.8 15.4 26.8
Rail
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air)
Pipeline S S S
Multiple modes 43.7 10.5 43.9 10.8 S S 25.8
Parcel, USPS or courier
Truck and rail
Truck and water 43.7 10.5 43.9 10.8 S S 25.8
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 31.6

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 13.2 12.2 38.8 S
Single modes 18.0 9.8 17.3 8.4 S S 5.2
Truck 18.0 9.8 17.3 8.4 S S 5.2
For-hire truck 26.2 9.2 28.8 9.3 31.8 15.3 11.2
Private truck 26.3 4.6 24.4 5.3 35.9 6.0 6.6
Rail
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air)
Pipeline S S S
Multiple modes 48.1 10.9 44.1 9.3 S S 24.4
Parcel, USPS or courier
Truck and rail
Truck and water 48.1 10.9 44.1 9.3 S S 24.4
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 27.8

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 S S 43.5 S S S
Single modes S S 43.5 13.8 S S 25.4
Truck S S 43.5 13.8 S S 25.4
For-hire truck
Private truck S S 43.5 13.8 S S 25.4
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 33.1
Parcel, USPS or courier S S S S S S 31.6
Truck and rail
Truck and water S S S S S S 29.1
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
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 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
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 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 31.9 28.5 40.4 S
Single modes 32.2 2.1 28.2 2.2 46.5 12.4 S
Truck 42.9 9.1 39.4 9.8 15.0 13.9 S
For-hire truck 32.0 6.1 33.4 6.2 36.9 5.7 32.0
Private truck 48.8 9.0 45.9 8.2 18.6 9.0 S
Rail
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air)
Pipeline 24.6 8.4 25.6 9.0 S S S
Multiple modes 34.7 2.1 35.8 2.2 43.7 12.4 29.0
Parcel, USPS or courier
Truck and rail
Truck and water 41.3 1.1 43.0 1.1 S S 29.6
Rail and water
Other Multiple modes 42.7 1.8 42.2 2.1 44.6 9.1 26.2
Other and unknown modes S S S S S S 41.0

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 27.9 22.8 32.7 S
Single modes 29.0 6.7 22.3 6.1 27.2 17.4 31.9
Truck 37.7 12.0 28.3 13.2 25.7 14.5 32.6
For-hire truck 44.5 14.1 44.3 14.2 41.5 14.7 25.1
Private truck S S 46.7 2.7 49.5 1.2 S
Rail
Water
Shallow draft
Great Lakes
Deep draft
Air (including truck and air)
Pipeline 27.9 10.1 22.9 11.2 S S S
Multiple modes 46.1 6.7 46.0 6.2 39.1 17.4 27.6
Parcel, USPS or courier
Truck and rail
Truck and water S S S S S S 27.9
Rail and water
Other Multiple modes 47.9 6.3 47.0 6.0 S S 34.6
Other and unknown modes S S S S S S 49.0

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 42.1 47.8 40.0 S
Single modes 49.0 12.7 S S 36.7 19.4 S
Truck S S 24.2 15.8 34.6 16.8 36.0
For-hire truck S S S S S S 30.6
Private truck 47.9 13.4 24.4 15.8 29.8 14.0 36.5
Rail
Water S S S S S S 27.9
Shallow draft
Great Lakes
Deep draft S S S S S S 27.9
Air (including truck and air)
Pipeline S S S S S S S
Multiple modes 48.3 12.8 47.6 12.4 48.5 19.4 29.6
Parcel, USPS or courier
Truck and rail
Truck and water S S S S S S 29.5
Rail and water
Other Multiple modes S S S S S S 29.8
Other and unknown modes S S S S S S 31.0

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 S S 47.8 44.0 23.2
Single modes S S 48.9 10.6 47.9 14.3 17.5
Truck S S 48.9 10.7 47.9 14.5 19.6
For-hire truck
Private truck S S 48.9 10.7 47.9 14.5 19.6
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 27.8
Parcel, USPS or courier
Truck and rail
Truck and water S S S S S S 27.8
Rail and water
Other Multiple modes
Other and unknown modes

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 32.1 S S 47.2 48.2
Single modes S S 31.3 19.9 42.1 17.3 22.5
Truck 49.3 14.7 32.7 17.2 34.0 10.8 18.1
For-hire truck S S S S S S 27.0
Private truck S S 39.8 13.7 38.3 3.5 20.2
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 48.5 12.1 42.3
Pipeline S S S
Multiple modes S S 49.4 9.8 S S S
Parcel, USPS or courier S S S S S S 25.5
Truck and rail
Truck and water S S S S 49.1 9.9 30.3
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 30.5

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 43.9 47.3 S S 25.1
Single modes 42.7 5.2 45.3 4.3 42.5 13.0 21.4
Truck 42.7 5.2 45.3 4.3 42.5 13.0 21.4
For-hire truck S S S S S S 31.6
Private truck 45.7 5.5 46.4 4.0 43.9 10.4 20.4
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 23.8
Parcel, USPS or courier
Truck and rail
Truck and water S S S S S S 23.8
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 20.7 34.6 S S 49.2
Single modes 23.5 8.9 39.4 7.2 41.0 10.9 49.2
Truck 23.5 8.7 40.0 7.0 34.9 11.2 12.9
For-hire truck 45.5 3.4 39.5 5.9 43.7 1.1 28.2
Private truck 27.1 9.4 46.8 10.5 39.0 11.2 11.3
Rail
Water S S S S S S 29.8
Shallow draft
Great Lakes
Deep draft S S S S S S 29.8
Air (including truck and air) S S S S S S 29.8
Pipeline S S S
Multiple modes 49.1 6.1 37.8 6.2 29.2 15.8 42.3
Parcel, USPS or courier S S S S S S 35.9
Truck and rail
Truck and water 26.6 1.8 36.7 3.6 37.5 14.2 18.6
Rail and water
Other Multiple modes
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 21.0 21.1 36.2 27.2
Single modes 24.3 5.6 19.9 8.0 32.0 9.1 30.5
Truck 26.4 6.6 19.3 7.9 34.0 10.8 19.8
For-hire truck S S S S S S 26.4
Private truck 29.4 7.3 22.8 9.4 38.5 11.3 19.8
Rail
Water 32.3 1.3 41.3 1.9 40.2 5.0 26.4
Shallow draft
Great Lakes
Deep draft 32.3 1.3 41.3 1.9 40.2 5.0 26.4
Air (including truck and air) S S S S S S 21.4
Pipeline S S S
Multiple modes 35.6 2.2 35.0 1.2 S S 17.6
Parcel, USPS or courier S S 38.9 0.2 S S 25.6
Truck and rail
Truck and water 41.5 1.5 40.3 1.2 S S 18.7
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 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 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 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 42.9 35.3 42.1 S
Single modes 44.4 3.0 37.4 7.6 40.0 9.7 16.5
Truck 45.9 7.1 37.9 8.4 45.6 10.6 15.1
For-hire truck S S S S S S 40.6
Private truck 43.7 6.6 38.3 7.9 46.3 10.0 15.1
Rail
Water S S S S S S 28.5
Shallow draft
Great Lakes
Deep draft S S S S S S 28.5
Air (including truck and air)
Pipeline S S S
Multiple modes 40.1 1.9 S S 46.7 9.5 S
Parcel, USPS or courier S S S S S S 49.4
Truck and rail
Truck and water 39.6 2.0 S S 46.9 11.4 25.2
Rail and water
Other Multiple modes
Other and unknown modes S S S S 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 46.5 S S 28.5 42.5
Single modes 49.0 7.2 S S 34.7 11.9 22.5
Truck 49.4 7.8 S S 35.7 12.5 24.8
For-hire truck S S S S S S 31.6
Private truck 49.9 7.8 S S 35.8 12.4 24.8
Rail
Water S S S S S S 30.1
Shallow draft
Great Lakes
Deep draft S S S S S S 30.1
Air (including truck and air)
Pipeline S S S
Multiple modes 46.3 2.3 48.9 1.6 S S 44.7
Parcel, USPS or courier S S S S S S 29.8
Truck and rail
Truck and water 47.1 2.2 48.7 1.6 S S 41.6
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 37.3

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 18.7 22.0 29.4 18.4
Single modes 20.5 5.2 23.2 5.9 28.9 14.3 14.3
Truck 21.3 5.2 24.4 6.0 24.9 15.5 11.4
For-hire truck S S S S S S 27.1
Private truck 19.3 5.5 23.3 6.6 24.1 15.6 11.4
Rail
Water S S S S S S 27.9
Shallow draft
Great Lakes
Deep draft S S S S S S 27.9
Air (including truck and air)
Pipeline S S S
Multiple modes 37.2 4.6 38.0 5.9 36.5 14.3 S
Parcel, USPS or courier S S S S S S S
Truck and rail
Truck and water 36.9 3.8 41.1 4.9 38.0 13.6 22.2
Rail and water
Other Multiple modes
Other and unknown modes 42.5 2.2 49.7 1.0 S S 33.3

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 20.6 30.1 S S 39.0
Single modes 20.7 7.6 37.1 7.7 36.7 14.2 10.5
Truck 20.8 7.9 37.9 7.9 36.8 13.2 12.0
For-hire truck S S S S S S 27.2
Private truck 20.9 7.7 37.9 7.7 37.1 13.2 12.2
Rail
Water 50.0 0.5 S S 49.9 3.0 25.9
Shallow draft
Great Lakes
Deep draft 50.0 0.5 S S 49.9 3.0 25.9
Air (including truck and air) S S S S S S 26.2
Pipeline S S S
Multiple modes 38.1 5.0 44.0 6.0 49.7 13.8 27.9
Parcel, USPS or courier S S S S S S 32.8
Truck and rail
Truck and water 41.3 4.3 44.5 5.7 S S 32.8
Rail and water
Other Multiple modes
Other and unknown modes 35.6 4.1 47.4 4.1 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 21.5 14.8 S S 25.2
Single modes 25.5 5.2 15.3 5.2 S S 35.0
Truck 26.9 5.7 18.1 7.4 22.2 2.2 22.3
For-hire truck 43.8 5.4 45.3 9.4 S S 20.2
Private truck 33.4 8.0 27.8 9.0 26.7 0.5 12.2
Rail
Water S S 47.6 3.3 S S 26.1
Shallow draft
Great Lakes
Deep draft S S 47.6 3.3 S S 26.1
Air (including truck and air) 36.5 1.3 33.4 1.0 40.5 7.5 25.7
Pipeline S S S
Multiple modes 28.7 6.1 28.2 3.9 S S 20.9
Parcel, USPS or courier 33.9 5.7 43.3 4.4 S S 21.1
Truck and rail
Truck and water 31.6 2.5 44.5 2.6 33.9 10.2 43.5
Rail and water
Other Multiple modes
Other and unknown modes 48.7 4.4 39.5 2.6 S S S

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 12.6 6.9 42.4 S
Single modes 14.4 2.6 5.9 4.0 8.1 14.3 12.1
Truck 14.6 2.6 5.9 4.0 8.3 14.2 11.8
For-hire truck 39.2 6.2 35.4 4.3 38.4 4.4 S
Private truck 16.5 6.8 6.6 5.0 9.3 11.1 9.8
Rail
Water S S S S S S 30.1
Shallow draft
Great Lakes
Deep draft S S S S S S 30.1
Air (including truck and air) S S S S S S 31.6
Pipeline S S S
Multiple modes 27.9 2.5 S S S S 28.6
Parcel, USPS or courier S S S S S S 25.2
Truck and rail
Truck and water 29.7 2.3 S S S S 46.5
Rail and water
Other Multiple modes
Other and unknown modes 47.5 0.7 S S S S 31.1

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 22.0 25.9 24.3 37.2
Single modes 25.5 8.9 30.9 11.2 27.7 10.1 18.6
Truck 25.2 8.4 31.0 11.1 28.8 10.8 26.2
For-hire truck S S S S S S 40.2
Private truck 27.5 9.2 36.8 12.0 32.9 10.9 23.8
Rail
Water S S 49.3 0.5 S S 26.9
Shallow draft
Great Lakes
Deep draft S S 49.3 0.5 S S 26.9
Air (including truck and air) S S S S S S 31.6
Pipeline S S S
Multiple modes 34.7 9.5 24.2 11.9 29.4 11.4 23.1
Parcel, USPS or courier S S 46.3 S S 30.0
Truck and rail
Truck and water 36.0 9.5 24.4 11.9 30.3 11.8 18.9
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 29.2

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 18.8 24.7 33.5 26.6
Single modes 19.6 4.1 28.2 5.8 21.8 13.9 19.0
Truck 20.0 7.3 28.7 9.0 21.5 12.3 12.4
For-hire truck 38.0 3.4 38.0 4.5 40.2 2.2 19.0
Private truck 21.4 7.4 34.3 10.0 22.5 11.2 13.1
Rail
Water 36.5 3.3 S S S S 19.1
Shallow draft
Great Lakes
Deep draft 36.5 3.3 S S S S 19.1
Air (including truck and air) S S S S S S 23.6
Pipeline S S S
Multiple modes 35.6 3.3 35.9 3.1 49.1 10.1 28.1
Parcel, USPS or courier 41.3 2.2 34.4 1.6 S S 39.7
Truck and rail
Truck and water 39.5 1.6 36.9 1.8 S S 28.5
Rail and water
Other Multiple modes
Other and unknown modes 43.6 4.3 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 34.3 46.6 S S 24.8
Single modes 38.4 6.3 23.3 16.4 S S 34.9
Truck 31.7 7.7 25.3 11.4 32.4 3.4 10.7
For-hire truck S S S S S S 26.0
Private truck 34.2 7.9 26.7 11.4 33.2 3.2 10.5
Rail
Water S S S S S S 30.8
Shallow draft
Great Lakes
Deep draft S S S S S S 30.8
Air (including truck and air) S S S S S S S
Pipeline S S S
Multiple modes S S S S S S S
Parcel, USPS or courier 40.5 0.8 36.4 1.2 S S S
Truck and rail
Truck and water S S S S S S S
Rail and water
Other Multiple modes S S S S S S 31.6
Other and unknown modes 42.0 5.7 S S S S 23.1

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 29.1 28.3 38.3 23.2
Single modes 33.7 8.9 27.2 5.5 S S S
Truck 31.6 5.8 33.5 8.7 33.6 3.7 5.7
For-hire truck S S S S S S 27.5
Private truck 34.0 8.0 36.7 10.9 38.1 2.5 5.3
Rail
Water S S S S S S 32.2
Shallow draft
Great Lakes
Deep draft S S S S S S 32.2
Air (including truck and air) S S S S S S 30.9
Pipeline S S S
Multiple modes 41.4 6.3 S S 39.9 10.3 29.4
Parcel, USPS or courier 45.5 5.0 S S S S 33.5
Truck and rail
Truck and water 38.6 3.6 45.2 2.1 32.9 6.1 30.0
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 33.6
Single modes S S S S S S 38.4
Truck 25.3 15.1 32.0 15.1 33.9 10.7 16.9
For-hire truck
Private truck 25.3 15.1 32.0 15.1 33.9 10.7 16.9
Rail
Water S S S S S S 28.4
Shallow draft
Great Lakes
Deep draft S S S S S S 28.4
Air (including truck and air) 38.9 12.5 37.5 12.2 S S 22.5
Pipeline S S S
Multiple modes 46.1 11.3 S S S S 18.8
Parcel, USPS or courier S S S S S S 27.8
Truck and rail
Truck and water S S S S S S 22.3
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 29.4

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 33.6
Single modes S S S S S S 29.9
Truck S S S S S S 29.9
For-hire truck
Private truck S S S S S S 29.9
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 31.6

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 27.5 S S S S 27.4
Single modes 28.3 9.5 S S S S 19.8
Truck 28.3 9.5 S S S S 19.8
For-hire truck S S S S S S 39.3
Private truck 41.7 13.0 S S S S 23.6
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 S S S S S S 27.4
Parcel, USPS or courier S S S S S S 29.2
Truck and rail
Truck and water S S S S S S 31.5
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 30.1

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 25.9 28.0 S S S
Single modes 29.7 9.8 30.1 9.6 38.8 10.1 31.4
Truck 29.5 9.6 29.8 9.4 35.2 7.0 34.4
For-hire truck S S S S S S 31.6
Private truck 29.5 9.6 29.8 9.4 35.2 7.0 34.2
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 33.8 9.8 41.4 9.6 S S S
Parcel, USPS or courier S S S S S S S
Truck and rail
Truck and water 45.2 10.2 46.8 10.1 S S S
Rail and water
Other Multiple modes
Other and unknown modes S S S S S S 37.3

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 24.6 S S S S 30.3
Single modes 28.9 6.0 46.5 14.6 37.7 13.7 40.6
Truck 27.7 5.5 49.4 13.0 S S 14.2
For-hire truck S S S S S S 26.6
Private truck 25.0 4.5 46.0 12.6 46.7 5.0 14.7
Rail
Water 29.9 0.5 37.6 1.7 36.6 1.0 18.9
Shallow draft
Great Lakes
Deep draft 29.9 0.5 37.6 1.7 36.6 1.0 18.9
Air (including truck and air) S S 48.5 1.8 S S 26.3
Pipeline S S S
Multiple modes 24.3 5.5 S S S S 29.3
Parcel, USPS or courier 28.1 3.7 34.1 8.0 S S 29.9
Truck and rail
Truck and water S S S S S S 18.9
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 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 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 44.2 S S S S 25.3
Single modes 49.1 7.2 39.5 9.4 S S 30.8
Truck 41.1 6.0 38.4 8.1 47.8 8.9 17.9
For-hire truck S S S S S S 21.2
Private truck 49.3 7.0 46.8 9.6 S S 18.1
Rail
Water S S S S S S 22.2
Shallow draft
Great Lakes
Deep draft S S S S S S 22.2
Air (including truck and air) S S S S S S 28.8
Pipeline S S S
Multiple modes 39.9 4.3 S S S S 41.8
Parcel, USPS or courier 36.8 4.0 46.1 0.9 21.7 1.0 S
Truck and rail
Truck and water 47.3 3.3 S S S S S
Rail and water
Other Multiple modes
Other and unknown modes 30.8 3.3 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 S S S S 44.5 S
Single modes S S S S 49.5 9.9 S
Truck S S S S 49.8 9.9 S
For-hire truck S S S S S S 31.6
Private truck S S S S 49.8 11.9 S
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 32.4
Parcel, USPS or courier S S S S S S 32.4
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 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.