Table B-18 - Estimated Measures of Reliability for Shipment Characteristics by Two-Digit Commodity and Shipment Size for State of Origin: 2002

Table B-18 - Estimated Measures of Reliability for Shipment Characteristics by Two-Digit Commodity and Shipment Size 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

Shipment Weight 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 shipment sizes 6.1 21.7 8.0 11.9
Less than 50 lbs 8.9 1.6 14.0 15.1 11.6
50 to 99 lbs 14.5 0.6 17.0 13.2 8.2
100 to 499 lbs 11.5 1.2 17.5 7.0 14.6
500 to 749 lbs 18.1 0.8 14.7 12.7 13.6
750 to 999 lbs 16.1 0.3 16.0 14.2 14.9
1,000 to 9,999 lbs 7.5 1.6 15.2 0.4 16.4 0.3 13.8
10,000 to 49,999 lbs 15.1 3.1 47.7 6.4 18.3 2.1 32.2
50,000 to 99,999 lbs 19.6 0.9 17.1 1.9 13.2 0.3 12.2
100,000 lbs or more 16.1 1.0 7.5 4.9 8.6 2.1 12.8

SCTG 1, Live animals and live fish

Shipment Weight 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 shipment sizes S S S S S S 31.2
Less than 50 lbs S S S S S S 31.6
50 to 99 lbs
100 to 499 lbs
500 to 749 lbs
750 to 999 lbs
1,000 to 9,999 lbs S S S S S S 31.6
10,000 to 49,999 lbs S S S S S S 31.6
50,000 to 99,999 lbs S S S S S S 31.6
100,000 lbs or more

SCTG 2, Cereal grains

Shipment Weight 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 shipment sizes 17.5 19.1 22.2 S
Less than 50 lbs S S S S S S 31.6
50 to 99 lbs
100 to 499 lbs S S S S S S 36.0
500 to 749 lbs
750 to 999 lbs S S S S S S 31.6
1,000 to 9,999 lbs S S S S S S 29.8
10,000 to 49,999 lbs S S 46.6 0.7 S S 35.1
50,000 to 99,999 lbs S S S S S S S
100,000 lbs or more 18.3 5.1 19.6 5.3 22.3 1.7 15.5

SCTG 3, Other agricultural products

Shipment Weight 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 shipment sizes 38.4 41.3 20.0 S
Less than 50 lbs S S S S S S 30.2
50 to 99 lbs S S S S S S 25.7
100 to 499 lbs S S S S S S S
500 to 749 lbs S S S S S S 26.8
750 to 999 lbs S S S S S S 33.9
1,000 to 9,999 lbs S S 36.1 0.5 48.2 0.4 25.1
10,000 to 49,999 lbs 48.8 10.8 47.3 9.9 S S 22.6
50,000 to 99,999 lbs S S S S S S S
100,000 lbs or more 42.9 12.6 46.7 9.6 23.5 9.9 11.3

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

Shipment Weight 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 shipment sizes 14.7 32.3 33.1 S
Less than 50 lbs S S S S S S 31.2
50 to 99 lbs S S S S S S 33.2
100 to 499 lbs S S S S S S S
500 to 749 lbs S S S S S S 31.6
750 to 999 lbs S S S S S S 31.6
1,000 to 9,999 lbs S S S S S S S
10,000 to 49,999 lbs 23.0 9.7 28.9 8.7 38.0 6.7 S
50,000 to 99,999 lbs 26.9 10.9 44.9 10.9 37.7 7.7 13.3
100,000 lbs or more 25.4 2.7 35.7 8.2 41.0 9.7 18.8

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

Shipment Weight 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 shipment sizes 17.0 18.1 18.2 S
Less than 50 lbs 46.8 0.1 S S S S S
50 to 99 lbs S S S S 38.1 S
100 to 499 lbs S S S S 38.9 1.7 S
500 to 749 lbs S S S S 35.6 0.5 33.2
750 to 999 lbs S S S S 34.1 0.8 S
1,000 to 9,999 lbs 26.7 5.7 23.8 6.7 29.0 7.3 S
10,000 to 49,999 lbs 16.9 9.8 19.0 10.1 18.9 10.1 20.6
50,000 to 99,999 lbs S S S S S S 31.6
100,000 lbs or more S S S S S S 31.6

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

Shipment Weight 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 shipment sizes S S 35.0 48.4 S
Less than 50 lbs S S S S S S 33.7
50 to 99 lbs S S S S 32.6 S
100 to 499 lbs S S S S S S 23.9
500 to 749 lbs S S S S 47.2 0.1 42.8
750 to 999 lbs S S S S S S 28.9
1,000 to 9,999 lbs 48.8 8.3 S S S S S
10,000 to 49,999 lbs S S 47.6 12.9 S S 15.6
50,000 to 99,999 lbs S S S S S S 30.5
100,000 lbs or more S S S S S S 23.7

SCTG 7, Other prepared foodstuffs and fats and oils

Shipment Weight 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 shipment sizes 30.2 43.1 S S S
Less than 50 lbs S S S S S S S
50 to 99 lbs S S 44.4 30.9 S
100 to 499 lbs 41.0 0.7 46.8 0.4 S S S
500 to 749 lbs S S S S S S 45.6
750 to 999 lbs S S S S S S S
1,000 to 9,999 lbs 35.2 2.5 34.0 1.7 S S 29.5
10,000 to 49,999 lbs 34.1 7.5 28.3 8.9 37.6 11.8 12.1
50,000 to 99,999 lbs 34.3 3.2 41.9 5.3 42.9 2.6 19.7
100,000 lbs or more S S S S S S 16.9

SCTG 8, Alcoholic beverages

Shipment Weight 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 shipment sizes S S S S S S 33.1
Less than 50 lbs S S S S S S 27.8
50 to 99 lbs S S 48.5 0.1 S S S
100 to 499 lbs 47.1 2.4 S S 44.5 2.4 28.6
500 to 749 lbs 43.9 1.6 S S 40.1 1.7 45.6
750 to 999 lbs S S S S S S S
1,000 to 9,999 lbs S S S S S S 20.4
10,000 to 49,999 lbs S S S S S S S
50,000 to 99,999 lbs S S S S S S S
100,000 lbs or more

SCTG 9, Tobacco products

Shipment Weight 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 shipment sizes 37.8 41.1 36.3 31.1
Less than 50 lbs S S S S S S S
50 to 99 lbs 38.7 3.3 49.1 2.9 35.9 3.9 23.0
100 to 499 lbs 26.2 6.2 30.0 6.0 37.7 9.0 24.9
500 to 749 lbs S S S S S S 31.6
750 to 999 lbs
1,000 to 9,999 lbs S S S S S S 31.6
10,000 to 49,999 lbs
50,000 to 99,999 lbs
100,000 lbs or more

SCTG 10, Monumental or building stone

Shipment Weight 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 shipment sizes S S 43.3 S S 37.2
Less than 50 lbs S S S S S S 31.6
50 to 99 lbs S S S S S S 31.6
100 to 499 lbs S S S S S S 31.6
500 to 749 lbs
750 to 999 lbs S S S S S S 31.6
1,000 to 9,999 lbs S S S S S S 31.6
10,000 to 49,999 lbs S S S S S S 34.5
50,000 to 99,999 lbs S S S S S S 48.5
100,000 lbs or more S S S S S S 31.6

SCTG 11, Natural sands

Shipment Weight 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 shipment sizes 25.5 25.1 35.4 32.5
Less than 50 lbs
50 to 99 lbs
100 to 499 lbs
500 to 749 lbs
750 to 999 lbs
1,000 to 9,999 lbs 44.8 0.5 S S S S 26.7
10,000 to 49,999 lbs 36.7 8.5 34.6 6.1 32.3 7.2 20.3
50,000 to 99,999 lbs 34.1 2.2 37.2 3.3 35.6 4.4 27.8
100,000 lbs or more 35.0 8.0 30.8 7.6 38.7 9.6 30.9

SCTG 12, Gravel and crushed stone

Shipment Weight 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 shipment sizes 30.2 24.6 32.1 13.9
Less than 50 lbs
50 to 99 lbs
100 to 499 lbs
500 to 749 lbs
750 to 999 lbs S S S S S S 31.6
1,000 to 9,999 lbs S S S S S S 22.4
10,000 to 49,999 lbs S S 12.9 8.5 21.9 8.8 13.0
50,000 to 99,999 lbs S S S S 39.1 8.3 23.1
100,000 lbs or more 23.2 8.6 23.5 8.8 S S S

SCTG 13, Nonmetallic minerals nec

Shipment Weight 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 shipment sizes S S S S S S S
Less than 50 lbs S S S S S S 36.8
50 to 99 lbs S S S S S S 31.6
100 to 499 lbs
500 to 749 lbs
750 to 999 lbs
1,000 to 9,999 lbs S S S S S S S
10,000 to 49,999 lbs S S S S S S 25.9
50,000 to 99,999 lbs S S S S S S 28.7
100,000 lbs or more

SCTG 14, Metallic ores and concentrates

Shipment Weight 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 shipment sizes 10.5 7.1 11.1 8.3
Less than 50 lbs
50 to 99 lbs
100 to 499 lbs
500 to 749 lbs
750 to 999 lbs
1,000 to 9,999 lbs
10,000 to 49,999 lbs S S S S S S 29.8
50,000 to 99,999 lbs S S S S S S 31.6
100,000 lbs or more 10.5 7.1 11.1 8.2

SCTG 15, Coal

Shipment Weight 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 shipment sizes 42.2 41.3 41.0 25.8
Less than 50 lbs
50 to 99 lbs
100 to 499 lbs
500 to 749 lbs
750 to 999 lbs
1,000 to 9,999 lbs
10,000 to 49,999 lbs S S S S S S 28.0
50,000 to 99,999 lbs S S S S S S 29.9
100,000 lbs or more 42.2 41.3 41.0 25.8

SCTG 17, Gasoline and aviation turbine fuel

Shipment Weight 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 shipment sizes 40.2 37.8 37.0 23.5
Less than 50 lbs
50 to 99 lbs
100 to 499 lbs S S S S S S 31.6
500 to 749 lbs S S S S S S 29.4
750 to 999 lbs S S S S S S S
1,000 to 9,999 lbs 45.8 3.8 45.1 3.6 36.3 2.2 S
10,000 to 49,999 lbs S S 47.7 6.2 28.2 5.3 32.8
50,000 to 99,999 lbs 49.8 6.9 44.6 6.6 42.5 5.6 22.7
100,000 lbs or more S S S S S S 29.9

SCTG 18, Fuel oils

Shipment Weight 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 shipment sizes 41.0 42.2 48.4 39.4
Less than 50 lbs
50 to 99 lbs
100 to 499 lbs S S S S S S 43.4
500 to 749 lbs S S S S S S 30.8
750 to 999 lbs S S S S S S 27.9
1,000 to 9,999 lbs S S S S S S 37.6
10,000 to 49,999 lbs 48.4 8.9 49.8 9.0 23.7 9.9 S
50,000 to 99,999 lbs 42.1 11.8 46.2 12.1 S S 15.3
100,000 lbs or more S S S S S S 31.6

SCTG 19, Coal and petroleum products, nec

Shipment Weight 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 shipment sizes 44.5 S S S S S
Less than 50 lbs 46.8 13.8 48.7 11.5 S S S
50 to 99 lbs S S S S S S 31.6
100 to 499 lbs S S S S S S S
500 to 749 lbs 46.3 3.8 37.1 6.8 45.1 9.4 30.9
750 to 999 lbs S S S S S S S
1,000 to 9,999 lbs 42.5 12.9 42.6 16.2 S S 32.2
10,000 to 49,999 lbs S S S S S S 31.6
50,000 to 99,999 lbs S S S S S S 31.6
100,000 lbs or more S S S S S S 29.3

SCTG 20, Basic chemicals

Shipment Weight 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 shipment sizes S S S S S S S
Less than 50 lbs S S S S S S 31.6
50 to 99 lbs S S S S S S 31.6
100 to 499 lbs S S S S S S 31.3
500 to 749 lbs S S S S S S S
750 to 999 lbs S S S S S S S
1,000 to 9,999 lbs S S S S S S S
10,000 to 49,999 lbs S S S S S S 27.9
50,000 to 99,999 lbs
100,000 lbs or more S S S S S S 31.6

SCTG 21, Pharmaceutical products

Shipment Weight 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 shipment sizes 34.4 S S 38.6 S
Less than 50 lbs 37.5 2.9 S S 22.6 3.3 S
50 to 99 lbs 34.4 6.0 S S 23.9 2.8 S
100 to 499 lbs S S S S 38.5 4.1 S
500 to 749 lbs S S S S 40.0 1.0 S
750 to 999 lbs S S S S S S S
1,000 to 9,999 lbs S S S S 44.4 9.9 S
10,000 to 49,999 lbs 35.4 2.8 45.8 8.0 47.2 8.0 17.6
50,000 to 99,999 lbs
100,000 lbs or more

SCTG 22, Fertilizers

Shipment Weight 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 shipment sizes S S S S 33.2 S
Less than 50 lbs
50 to 99 lbs
100 to 499 lbs S S S S S S 31.6
500 to 749 lbs S S S S S S 31.6
750 to 999 lbs
1,000 to 9,999 lbs S S S S S S 40.9
10,000 to 49,999 lbs S S S S 35.9 9.1 S
50,000 to 99,999 lbs S S S S S S 31.6
100,000 lbs or more

SCTG 23, Chemical products and preparations, nec

Shipment Weight 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 shipment sizes 32.0 48.2 S S 20.0
Less than 50 lbs S S S S S S 21.7
50 to 99 lbs S S 45.3 2.6 S S 29.9
100 to 499 lbs 36.6 9.2 44.0 11.7 S S S
500 to 749 lbs 32.9 1.0 35.4 1.5 S S 38.1
750 to 999 lbs 46.4 1.9 S S S S 26.6
1,000 to 9,999 lbs S S 48.5 8.8 S S 25.6
10,000 to 49,999 lbs S S S S S S 23.1
50,000 to 99,999 lbs
100,000 lbs or more

SCTG 24, Plastics and rubber

Shipment Weight 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 shipment sizes 25.5 27.9 31.6 19.1
Less than 50 lbs 26.2 1.7 26.3 0.9 22.6 0.6 21.9
50 to 99 lbs 29.8 1.1 32.2 2.3 28.7 0.5 33.8
100 to 499 lbs 34.8 2.5 26.4 1.5 37.4 1.2 21.5
500 to 749 lbs 33.9 1.5 27.1 1.0 34.8 1.3 17.0
750 to 999 lbs 36.1 0.8 30.6 0.3 38.1 0.4 19.6
1,000 to 9,999 lbs 26.8 5.4 28.9 5.2 34.4 7.6 20.8
10,000 to 49,999 lbs 30.9 6.1 33.6 8.6 33.4 8.6 22.9
50,000 to 99,999 lbs S S S S S S 31.6
100,000 lbs or more

SCTG 25, Logs and other wood in the rough

Shipment Weight 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 shipment sizes 41.1 S S 40.1 29.6
Less than 50 lbs
50 to 99 lbs
100 to 499 lbs S S S S S S 31.6
500 to 749 lbs S S S S S S 31.2
750 to 999 lbs S S S S S S 29.8
1,000 to 9,999 lbs 45.9 0.7 S S S S 28.2
10,000 to 49,999 lbs 42.7 3.9 48.8 4.8 41.0 4.2 29.8
50,000 to 99,999 lbs 48.2 3.9 S S S S S
100,000 lbs or more S S S S S S 31.6

SCTG 26, Wood products

Shipment Weight 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 shipment sizes 22.1 18.9 15.7 25.1
Less than 50 lbs 43.5 0.2 S S 49.5 23.0
50 to 99 lbs S S 36.9 40.9 S
100 to 499 lbs 32.0 1.6 34.7 0.4 31.2 0.1 45.6
500 to 749 lbs 27.4 0.9 33.2 0.3 37.8 34.9
750 to 999 lbs 45.2 1.8 44.6 0.7 41.1 0.1 48.8
1,000 to 9,999 lbs 32.2 6.3 40.8 3.6 38.8 1.3 42.1
10,000 to 49,999 lbs 34.2 9.2 22.5 6.0 25.5 7.4 22.2
50,000 to 99,999 lbs 42.5 0.4 42.7 0.7 S S 24.5
100,000 lbs or more 15.7 2.5 18.6 5.2 18.1 6.9 6.5

SCTG 27, Pulp, newsprint, paper, and paperboard

Shipment Weight 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 shipment sizes 9.6 8.2 8.2 25.9
Less than 50 lbs 42.6 1.0 S S 34.6 49.2
50 to 99 lbs 45.1 0.6 36.8 31.7 S
100 to 499 lbs 33.4 1.7 26.6 0.4 S S 26.3
500 to 749 lbs 34.9 0.3 31.9 0.1 S S 24.2
750 to 999 lbs 27.7 0.4 41.5 0.2 S S S
1,000 to 9,999 lbs 23.5 2.5 15.4 1.0 42.5 0.7 33.9
10,000 to 49,999 lbs 18.8 4.8 14.3 5.0 14.5 5.1 8.8
50,000 to 99,999 lbs 48.6 1.3 S S 39.6 1.0 48.7
100,000 lbs or more 17.1 6.0 15.4 5.2 12.8 5.4 10.8

SCTG 28, Paper or paperboard articles

Shipment Weight 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 shipment sizes 26.7 29.3 24.8 26.4
Less than 50 lbs 38.4 4.3 40.4 0.6 S S 23.9
50 to 99 lbs S S S S S S 39.5
100 to 499 lbs 33.9 1.7 39.6 1.3 S S 23.6
500 to 749 lbs 38.6 1.3 38.2 1.0 S S 29.5
750 to 999 lbs 48.0 0.8 S S 39.1 0.5 S
1,000 to 9,999 lbs 29.6 5.4 27.2 4.8 43.9 7.5 44.9
10,000 to 49,999 lbs 25.4 9.1 29.9 7.1 23.0 10.5 21.3
50,000 to 99,999 lbs S S S S S S 31.6
100,000 lbs or more

SCTG 29, Printed products

Shipment Weight 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 shipment sizes 13.7 13.5 17.4 8.2
Less than 50 lbs 15.3 6.8 27.2 3.7 30.4 5.2 7.8
50 to 99 lbs 27.1 1.1 24.5 0.3 32.3 0.4 15.0
100 to 499 lbs 25.8 2.6 29.8 0.8 38.3 1.1 22.3
500 to 749 lbs 38.5 0.8 43.4 0.5 35.8 0.3 S
750 to 999 lbs 45.3 1.3 S S S S 18.9
1,000 to 9,999 lbs 37.2 5.5 32.2 5.6 41.8 4.2 14.5
10,000 to 49,999 lbs 18.9 4.7 23.4 7.8 23.1 8.5 15.5
50,000 to 99,999 lbs S S S S S S 29.7
100,000 lbs or more S S S S S S 31.6

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

Shipment Weight 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 shipment sizes 15.5 45.3 S S 9.7
Less than 50 lbs 10.5 5.6 18.2 5.7 20.7 7.9 9.6
50 to 99 lbs 20.1 1.6 32.8 2.5 S S 22.3
100 to 499 lbs 46.6 6.0 37.2 3.2 29.1 5.5 33.1
500 to 749 lbs S S S S S S S
750 to 999 lbs S S S S S S S
1,000 to 9,999 lbs 31.3 4.2 48.1 4.6 48.9 7.4 12.6
10,000 to 49,999 lbs 47.0 5.7 S S S S 19.2
50,000 to 99,999 lbs
100,000 lbs or more

SCTG 31, Nonmetallic mineral products

Shipment Weight 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 shipment sizes S S S S S S S
Less than 50 lbs S S S S S S 18.3
50 to 99 lbs S S 44.6 0.8 S S 22.0
100 to 499 lbs S S 36.3 1.7 42.2 0.2 25.6
500 to 749 lbs 33.0 0.1 S S 36.7 S
750 to 999 lbs 47.1 S S 35.4 47.3
1,000 to 9,999 lbs 41.9 1.7 S S 39.0 1.9 S
10,000 to 49,999 lbs S S S S S S S
50,000 to 99,999 lbs S S S S S S S
100,000 lbs or more S S S S S S 46.5

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

Shipment Weight 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 shipment sizes 13.4 28.9 37.4 33.0
Less than 50 lbs 32.3 0.7 46.0 0.1 40.0 0.2 21.4
50 to 99 lbs 27.4 0.3 34.3 30.2 S
100 to 499 lbs 31.5 2.0 31.3 0.9 29.3 0.2 47.0
500 to 749 lbs 30.0 1.2 27.1 0.5 33.3 0.3 28.2
750 to 999 lbs 30.3 0.5 23.7 0.4 S S S
1,000 to 9,999 lbs 26.1 5.6 16.4 6.5 18.9 5.4 23.1
10,000 to 49,999 lbs 28.9 7.2 35.1 10.9 17.7 14.9 20.3
50,000 to 99,999 lbs S S S S S S 28.4
100,000 lbs or more 40.0 3.3 41.4 16.9 S S 22.3

SCTG 33, Articles of base metal

Shipment Weight 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 shipment sizes 22.8 35.2 27.6 21.3
Less than 50 lbs 43.4 5.1 22.3 0.5 40.5 0.6 26.9
50 to 99 lbs 30.0 0.4 37.7 0.4 S S 18.1
100 to 499 lbs 26.9 4.0 23.2 1.5 24.5 1.6 17.9
500 to 749 lbs 28.4 0.9 29.7 0.5 26.1 1.2 21.4
750 to 999 lbs 26.9 1.0 33.7 0.8 34.4 1.0 30.3
1,000 to 9,999 lbs 22.1 4.7 41.4 4.0 20.3 4.2 16.6
10,000 to 49,999 lbs 48.4 7.4 36.4 5.8 35.2 4.9 18.6
50,000 to 99,999 lbs S S S S S S 31.6
100,000 lbs or more

SCTG 34, Machinery

Shipment Weight 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 shipment sizes 16.1 14.5 10.7 32.0
Less than 50 lbs 34.3 3.7 31.9 0.5 23.4 0.5 32.8
50 to 99 lbs 33.6 1.0 45.7 0.4 31.1 0.2 S
100 to 499 lbs 17.3 2.6 40.0 1.4 32.9 1.0 31.3
500 to 749 lbs 36.7 0.7 48.0 1.0 38.3 0.6 40.9
750 to 999 lbs 30.0 0.8 32.5 0.7 40.2 0.6 31.3
1,000 to 9,999 lbs 20.3 4.2 25.8 4.4 14.2 4.9 16.7
10,000 to 49,999 lbs 18.2 6.2 15.6 7.1 16.7 6.6 8.9
50,000 to 99,999 lbs S S S S 47.7 0.5 S
100,000 lbs or more S S S S S S 31.6

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

Shipment Weight 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 shipment sizes 9.8 15.6 23.4 6.7
Less than 50 lbs 14.5 3.8 28.3 3.7 32.2 5.5 5.9
50 to 99 lbs 34.1 2.0 S S S S 13.3
100 to 499 lbs 19.2 3.8 21.5 3.4 25.6 4.4 11.7
500 to 749 lbs 30.3 1.0 S S S S 15.5
750 to 999 lbs 31.6 1.2 18.8 0.5 24.9 0.6 18.6
1,000 to 9,999 lbs 23.9 5.0 21.6 4.8 31.8 3.8 13.8
10,000 to 49,999 lbs 44.8 1.5 37.6 4.2 40.1 5.4 22.8
50,000 to 99,999 lbs
100,000 lbs or more

SCTG 36, Motorized and other vehicles (including parts)

Shipment Weight 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 shipment sizes 22.8 25.8 28.7 30.0
Less than 50 lbs 23.0 4.5 S S 49.8 3.8 35.9
50 to 99 lbs 22.7 1.6 37.5 1.7 39.9 4.5 28.1
100 to 499 lbs 16.7 4.6 29.7 2.8 41.3 3.7 19.9
500 to 749 lbs S S 41.0 2.6 49.9 0.7 26.4
750 to 999 lbs S S S S S S 28.1
1,000 to 9,999 lbs 42.4 5.2 39.8 5.5 32.4 4.8 34.8
10,000 to 49,999 lbs 38.8 7.7 39.4 8.5 S S 29.3
50,000 to 99,999 lbs S S S S S S 30.6
100,000 lbs or more S S S S S S 29.8

SCTG 37, Transportation equipment, nec

Shipment Weight 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 shipment sizes 46.2 47.1 37.0 12.2
Less than 50 lbs S S S S S S 20.7
50 to 99 lbs S S S S S S 28.6
100 to 499 lbs S S 45.2 9.3 32.5 8.6 23.0
500 to 749 lbs S S S S S S 27.9
750 to 999 lbs S S S S S S 29.1
1,000 to 9,999 lbs S S S S 37.8 14.9 S
10,000 to 49,999 lbs S S S S S S 31.6
50,000 to 99,999 lbs
100,000 lbs or more

SCTG 38, Precision instruments and apparatus

Shipment Weight 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 shipment sizes 19.3 41.7 39.1 7.8
Less than 50 lbs 24.3 6.8 19.7 11.9 20.5 10.9 8.0
50 to 99 lbs 37.2 1.6 S S S S 17.5
100 to 499 lbs 35.0 3.5 41.5 2.5 44.9 2.8 10.7
500 to 749 lbs S S S S S S 21.8
750 to 999 lbs S S S S S S 26.4
1,000 to 9,999 lbs 43.7 3.2 47.3 8.7 S S 25.5
10,000 to 49,999 lbs S S S S S S 29.7
50,000 to 99,999 lbs
100,000 lbs or more

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

Shipment Weight 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 shipment sizes 26.0 38.8 42.9 8.4
Less than 50 lbs 16.8 2.3 22.9 2.1 24.2 8.0 8.8
50 to 99 lbs 35.1 1.8 25.4 0.8 32.8 0.9 13.4
100 to 499 lbs 24.7 4.4 21.4 4.8 24.6 3.3 18.7
500 to 749 lbs 24.5 1.7 36.1 3.6 33.9 1.7 37.6
750 to 999 lbs 32.6 1.1 31.2 1.5 37.8 2.6 24.5
1,000 to 9,999 lbs 48.1 5.9 S S S S 37.0
10,000 to 49,999 lbs 49.7 4.3 S S S S S
50,000 to 99,999 lbs
100,000 lbs or more

SCTG 40, Miscellaneous manufactured products

Shipment Weight 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 shipment sizes 18.6 22.8 33.6 15.1
Less than 50 lbs 16.0 4.5 32.0 1.2 21.5 2.6 14.4
50 to 99 lbs 34.8 1.5 34.6 0.7 31.3 0.6 27.3
100 to 499 lbs 30.8 3.5 24.4 2.8 25.0 3.4 21.4
500 to 749 lbs 20.6 0.4 25.8 1.1 18.1 0.9 45.7
750 to 999 lbs S S 26.7 0.6 18.9 1.8 29.1
1,000 to 9,999 lbs 34.9 4.7 26.5 4.9 47.3 4.9 22.8
10,000 to 49,999 lbs 31.7 2.9 39.8 6.9 S S 16.9
50,000 to 99,999 lbs S S S S S S 30.7
100,000 lbs or more

SCTG 41, Waste and scrap

Shipment Weight 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 shipment sizes S S S S S S 22.7
Less than 50 lbs S S S S S S 29.1
50 to 99 lbs S S S S S S 33.2
100 to 499 lbs S S S S S S 29.9
500 to 749 lbs S S S S S S 31.6
750 to 999 lbs S S S S S S 31.6
1,000 to 9,999 lbs S S S S S S 31.3
10,000 to 49,999 lbs S S 40.7 10.6 S S 24.8
50,000 to 99,999 lbs S S S S S S S
100,000 lbs or more S S S S S S 23.8

SCTG 43, Mixed freight

Shipment Weight 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 shipment sizes 15.4 31.0 31.7 17.4
Less than 50 lbs 24.2 1.9 25.9 0.2 S S 22.7
50 to 99 lbs 31.6 0.8 22.1 0.2 44.1 0.3 21.0
100 to 499 lbs 21.2 1.8 18.2 1.1 24.2 1.4 16.5
500 to 749 lbs 30.4 1.0 19.0 0.7 26.5 0.5 18.7
750 to 999 lbs 28.4 0.8 26.4 1.0 36.3 0.6 35.5
1,000 to 9,999 lbs 14.4 3.8 21.0 5.3 37.9 4.1 30.5
10,000 to 49,999 lbs 28.4 8.1 25.9 7.0 34.8 5.6 15.8
50,000 to 99,999 lbs S S S S S S 31.6
100,000 lbs or more S S S S S S 31.6

Commodity unknown

Shipment Weight 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 shipment sizes 30.2 S S S S 24.5
Less than 50 lbs S S S S S S 25.5
50 to 99 lbs S S S S S S 29.9
100 to 499 lbs S S S S S S 23.9
500 to 749 lbs
750 to 999 lbs S S S S S S S
1,000 to 9,999 lbs 37.6 13.3 S S S S 34.2
10,000 to 49,999 lbs S S S S S S 27.7
50,000 to 99,999 lbs S S S S S S 32.0
100,000 lbs or more S S S S S S 44.4

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.