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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 19.2 – 15.0 – 15.8 – 12.5
Less than 50 miles 12.3 2.6 24.3 6.5 22.0 2.5 5.3
50 to 99 miles 16.8 1.4 13.6 1.6 11.5 0.8 1.2
100 to 249 miles 40.2 3.9 21.1 2.9 22.4 4.6 2.0
250 to 499 miles 20.3 1.4 26.3 2.1 30.5 2.5 1.4
500 to 749 miles 31.9 1.5 34.3 1.5 35.5 2.9 0.6
750 to 999 miles 10.9 1.1 29.8 1.6 30.8 3.5 0.6
1,000 to 1,499 miles 36.8 1.8 21.3 0.4 21.2 0.9 0.6
1,500 to 1,999 miles 16.3 0.5 23.6 0.3 22.4 1.3 0.7
2,000 miles or more 24.0 0.8 27.5 0.2 26.5 2.7 0.7

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 S S S S S S 31.6
Less than 50 miles S S S S S S 31.6
50 to 99 miles S S S S S S 31.6
100 to 249 miles S S S S S S 31.6
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 31.6
Less than 50 miles S S S S S S 31.6
50 to 99 miles S S S S S S 31.6
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 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 S S S S S S 30.8
Less than 50 miles S S 45.7 6.2 S S 27.6
50 to 99 miles S S S S S S 29.9
100 to 249 miles S S S S S S 31.6
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 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 27.2 – 35.2 – 40.4 – S
Less than 50 miles 33.1 7.9 40.4 8.0 49.8 9.9 32.0
50 to 99 miles S S S S S S 15.2
100 to 249 miles 37.4 5.7 39.0 5.8 38.1 9.8 23.6
250 to 499 miles S S S S S S 31.6
500 to 749 miles S S S S S S 29.8
750 to 999 miles – – – – – – –
1,000 to 1,499 miles – – – – – – –
1,500 to 1,999 miles – – – – – – –
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 S S S S S S 30.9
Less than 50 miles S S S S S S 29.9
50 to 99 miles S S S S S S 30.0
100 to 249 miles S S S S S S 29.8
250 to 499 miles – – – – – – –
500 to 749 miles – – – – – – –
750 to 999 miles S S S S S S 31.6
1,000 to 1,499 miles – – – – – – –
1,500 to 1,999 miles – – – – – – –
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 25.9 – 39.8 – 41.8 – 23.0
Less than 50 miles 37.4 6.6 S S S S 25.0
50 to 99 miles 44.1 4.5 S S S S 21.3
100 to 249 miles S S S S S S 15.9
250 to 499 miles 49.3 1.9 S S S S 21.3
500 to 749 miles S S S S S S 15.2
750 to 999 miles 48.0 1.0 S S S S 23.6
1,000 to 1,499 miles S S S S S S 23.6
1,500 to 1,999 miles 44.5 1.6 S S S S 25.8
2,000 miles or more 37.5 3.9 46.6 4.2 46.5 9.0 21.2

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 16.4 – 18.4 – 17.6 – 15.6
Less than 50 miles 19.1 4.9 24.5 6.0 25.0 2.3 8.4
50 to 99 miles 27.1 4.3 39.4 7.3 37.7 2.4 3.8
100 to 249 miles 22.5 4.1 31.6 5.8 33.0 8.3 4.9
250 to 499 miles 27.4 3.4 24.7 3.5 24.5 1.8 4.3
500 to 749 miles 26.6 0.6 27.1 0.7 26.4 0.7 1.4
750 to 999 miles 23.7 2.6 24.9 2.8 25.1 4.6 2.4
1,000 to 1,499 miles 30.3 0.9 32.3 0.6 33.0 2.0 2.1
1,500 to 1,999 miles 24.2 0.6 25.9 0.3 27.0 1.1 2.1
2,000 miles or more 27.0 0.9 24.7 1.1 25.1 4.8 1.5

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 27.8 – 29.5 – 36.3 – 9.1
Less than 50 miles 27.1 2.9 29.5 3.6 34.5 12.1 6.9
50 to 99 miles 48.0 2.1 41.4 2.0 42.0 3.7 3.2
100 to 249 miles 49.8 2.3 S S S S 24.6
250 to 499 miles S S S S S S 28.1
500 to 749 miles S S S S S S 31.6
750 to 999 miles S S S S S S 29.9
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 S S S S S S 31.6
Less than 50 miles S S S S S S 31.6
50 to 99 miles S S S S S S 31.6
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 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 28.0
Less than 50 miles 46.6 9.2 S S S S 27.3
50 to 99 miles S S S S S S 28.0
100 to 249 miles 47.9 8.9 S S S S 26.1
250 to 499 miles S S S S S S 29.8
500 to 749 miles S S S S S S 29.9
750 to 999 miles S S S S S S 31.6
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 S S S S 28.2
Less than 50 miles S S S S S S 28.2
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 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 36.2 – 31.3 – 35.6 – S
Less than 50 miles 29.3 15.7 S S 42.9 14.8 S
50 to 99 miles 47.9 2.4 35.7 1.7 40.8 0.5 21.5
100 to 249 miles 32.6 4.3 48.5 2.7 49.0 9.7 21.2
250 to 499 miles 44.5 5.8 44.5 5.3 45.9 5.3 25.9
500 to 749 miles 46.8 2.6 46.1 3.0 47.6 4.7 26.0
750 to 999 miles 49.4 5.6 42.3 3.4 43.8 6.5 25.8
1,000 to 1,499 miles S S S S S S 27.9
1,500 to 1,999 miles S S S S S S 31.6
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 S
Less than 50 miles S S S S S S 28.7
50 to 99 miles – – – – – – –
100 to 249 miles – – – – – – –
250 to 499 miles S S S S S S 29.8
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 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 S S S S S S 47.0
Less than 50 miles – – – – – – –
50 to 99 miles S S S S S S 31.6
100 to 249 miles – – – – – – –
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 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 30.0
Less than 50 miles S S S S S S 30.0
50 to 99 miles – – – – – – –
100 to 249 miles – – – – – – –
250 to 499 miles – – – – – – –