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Table B–19 - Estimated Measures of Reliability for Shipment Characteristics by Two-Digit Commodity and Distance Shipped 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

Distance Shipped 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 distances 5.4 – 7.8 – 9.4 – 7.7
Less than 50 miles 9.8 2.7 11.5 3.1 12.0 0.6 2.8
50 to 99 miles 17.0 1.2 13.2 1.5 12.6 0.7 1.2
100 to 249 miles 6.2 0.7 14.5 2.5 13.8 2.7 4.1
250 to 499 miles 7.5 1.0 15.7 1.6 19.7 3.5 1.4
500 to 749 miles 11.3 1.3 16.9 0.6 15.8 2.0 1.1
750 to 999 miles 6.9 0.2 17.8 0.1 16.4 0.4 1.7
1,000 to 1,499 miles 18.0 1.0 18.1 0.2 19.5 1.8 1.5
1,500 to 1,999 miles 10.3 0.4 13.0 0.1 13.4 1.1 0.5
2,000 miles or more 30.5 0.2 31.0 – 29.9 0.2 6.2

SCTG 1, Live animals and live fish

Distance Shipped 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 distances – – – – – – –
Less than 50 miles – – – – – – –
50 to 99 miles – – – – – – –
100 to 249 miles – – – – – – –
250 to 499 miles – – – – – – –
500 to 749 miles – – – – – – –
750 to 999 miles – – – – – – –
1,000 to 1,499 miles – – – – – – –
1,500 to 1,999 miles – – – – – – –
2,000 miles or more – – – – – – –

SCTG 2, Cereal grains

Distance Shipped 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 distances S S S S S S 26.2
Less than 50 miles S S S S S S 31.6
50 to 99 miles S S S S S S 27.9
100 to 249 miles S S S S S S 30.3
250 to 499 miles – – – – – – –
500 to 749 miles – – – – – – –
750 to 999 miles – – – – – – –
1,000 to 1,499 miles – – – – – – –
1,500 to 1,999 miles – – – – – – –
2,000 miles or more – – – – – – –

SCTG 3, Other agricultural products

Distance Shipped 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 distances 36.9 – 47.4 – S S 46.6
Less than 50 miles S S S S S S 22.8
50 to 99 miles S S S S S S 21.6
100 to 249 miles S S 48.6 3.4 S S 18.8
250 to 499 miles S S S S S S 24.2
500 to 749 miles S S S S S S 25.9
750 to 999 miles S S S S S S 29.8
1,000 to 1,499 miles S S S S S S 28.0
1,500 to 1,999 miles S S S S S S 31.6
2,000 miles or more – – – – – – –

SCTG 4, Animal feed and products of

Distance Shipped 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 distances S S S S 44.1 – 27.5
Less than 50 miles S S S S S S 25.9
50 to 99 miles S S S S S S 26.0
100 to 249 miles S S 34.5 13.2 34.1 12.7 22.6
250 to 499 miles S S S S S S 26.3
500 to 749 miles 48.6 2.1 S S S S 27.3
750 to 999 miles S S S S S S 28.0
1,000 to 1,499 miles – – – – – – –
1,500 to 1,999 miles S S S S S S 27.9
2,000 miles or more – – – – – – –

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

Distance Shipped 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 distances 28.5 – 23.8 – 29.5 – S
Less than 50 miles 29.9 3.9 29.9 3.5 35.2 1.7 25.1
50 to 99 miles 39.8 3.4 41.7 3.8 42.2 1.7 18.4
100 to 249 miles 28.3 5.1 29.0 4.5 30.4 6.5 18.5
250 to 499 miles 44.8 4.1 43.8 3.2 41.3 3.3 24.1
500 to 749 miles S S 49.7 8.3 S S 21.1
750 to 999 miles S S S S S S 29.8
1,000 to 1,499 miles 36.1 0.6 S S S S 23.6
1,500 to 1,999 miles S S S S S S 27.9
2,000 miles or more S S S S S S 31.6

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

Distance Shipped 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 distances 30.6 – 39.5 – 41.8 – 33.4
Less than 50 miles 42.4 7.1 31.7 7.6 36.4 1.4 22.4
50 to 99 miles 46.4 8.0 46.2 8.2 38.7 4.6 16.1
100 to 249 miles S S S S S S 11.3
250 to 499 miles 43.2 3.8 49.8 5.2 48.6 5.1 6.5
500 to 749 miles 37.9 5.1 S S S S 3.3
750 to 999 miles S S S S S S 18.3
1,000 to 1,499 miles S S S S S S 21.3
1,500 to 1,999 miles 44.9 1.7 48.0 2.0 47.3 7.0 18.3
2,000 miles or more – – – – – – –

SCTG 7, Other prepared foodstuffs and fats and oil

Distance Shipped 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 distances 17.3 – 46.9 – 26.3 – 19.9
Less than 50 miles 30.5 3.8 S S S S 9.6
50 to 99 miles 33.0 4.3 S S S S 6.0
100 to 249 miles 23.6 3.9 27.7 5.6 26.7 4.5 7.7
250 to 499 miles 40.5 3.2 36.1 2.9 32.3 2.6 4.4
500 to 749 miles 34.7 4.4 28.5 2.2 27.9 2.8 2.7
750 to 999 miles 25.8 1.0 32.4 0.7 32.6 1.9 10.7
1,000 to 1,499 miles 49.1 0.6 S S S S 11.0
1,500 to 1,999 miles 42.6 2.0 S S S S 3.5
2,000 miles or more S S S S S S 41.7

SCTG 8, Alcoholic beverages

Distance Shipped 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 distances 38.1 – 46.7 – 42.3 – 21.4
Less than 50 miles 38.5 1.9 47.3 1.6 44.8 5.1 20.9
50 to 99 miles S S S S S S 28.3
100 to 249 miles S S S S S S 31.0
250 to 499 miles S S S S S S 31.6
500 to 749 miles – – – – – – –
750 to 999 miles – – – – – – –
1,000 to 1,499 miles – – – – – – –
1,500 to 1,999 miles – – – – – – –
2,000 miles or more – – – – – – –

SCTG 9, Tobacco products

Distance Shipped 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 distances 23.2 – 23.4 – 25.1 – 21.5
Less than 50 miles 23.3 8.5 24.4 8.8 29.8 9.4 17.9
50 to 99 miles S S S S S S 21.9
100 to 249 miles S S S S S S 26.0
250 to 499 miles – – – – – – –
500 to 749 miles – – – – – – –
750 to 999 miles – – – – – – –
1,000 to 1,499 miles – – – – – – –
1,500 to 1,999 miles S S S S S S 31.6
2,000 miles or more – – – – – – –

SCTG 10, Monumental or building stone

Distance Shipped 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 distances S S S S S S S
Less than 50 miles S S S S S S 26.9
50 to 99 miles S S S S S S 27.4
100 to 249 miles – – – – – – –
250 to 499 miles – – – – – – –
500 to 749 miles – – – – – – –
750 to 999 miles – – – – – – –
1,000 to 1,499 miles S S S S S S 31.6
1,500 to 1,999 miles – – – – – – –
2,000 miles or more – – – – – – –

SCTG 11, Natural sands

Distance Shipped 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 distances S S 32.0 – 47.7 – 35.6
Less than 50 miles S S 34.9 4.2 S S 21.0
50 to 99 miles S S S S S S 23.8
100 to 249 miles 45.2 7.1 35.1 2.9 35.9 11.8 15.4
250 to 499 miles S S S S S S 24.0
500 to 749 miles S S S S S S 31.6
750 to 999 miles – – – – – – –
1,000 to 1,499 miles – – – – – – –
1,500 to 1,999 miles – – – – – – –
2,000 miles or more – – – – – – –

SCTG 12, Gravel and crushed stone

Distance Shipped 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 distances 13.3 – 12.9 – 28.9 – 12.4
Less than 50 miles 19.7 7.4 16.5 7.3 28.9 8.0 11.8
50 to 99 miles 28.4 1.0 31.1 1.1 30.5 1.1 11.3
100 to 249 miles 25.1 2.6 24.5 3.0 27.9 4.3 16.4
250 to 499 miles 35.3 6.2 34.7 5.7 37.1 9.5 11.1
500 to 749 miles – – – – – – –
750 to 999 miles – – – – – – –
1,000 to 1,499 miles S S S S S S 31.6
1,500 to 1,999 miles – – – – – – –
2,000 miles or more – – – – – – –

SCTG 13, Nonmetallic minerals nec

Distance Shipped 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 distances S S S S S S 18.9
Less than 50 miles S S S S S S 19.9
50 to 99 miles S S 31.9 8.6 31.6 6.2 21.3
100 to 249 miles S S S S S S 16.2
250 to 499 miles S S S S S S 23.6
500 to 749 miles S S S S S S 31.6
750 to 999 miles – – – – – – –
1,000 to 1,499 miles – – – – – – –
1,500 to 1,999 miles – – – – – – –
2,000 miles or more – – – – – – –

SCTG 14, Metallic ores and concentrates

Distance Shipped 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 distances 30.8 – 28.0 – 36.0 – 20.9
Less than 50 miles S S S S S S 41.2
50 to 99 miles 42.8 9.2 S S S S 25.0
100 to 249 miles S S S S S S 26.0
250 to 499 miles 36.3 7.0 38.4 8.9 42.9 10.0 20.1
500 to 749 miles S S S S S S 31.6
750 to 999 miles S S S S S S 31.6
1,000 to 1,499 miles S S S S S S 30.3
1,500 to 1,999 miles S S S S S S 31.6
2,000 miles or more – – – – – – –

SCTG 15, Coal

Distance Shipped 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 distances S S S S S S 31.6
Less than 50 miles S S S S S S 31.6
50 to 99 miles – – – – – – –
100 to 249 miles – – – – – – –
250 to 499 miles – – – – – – –
500 to 749 miles – – –