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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 19.6 – 23.8 – 9.2 – 12.0
Less than 50 miles 36.8 7.5 38.0 6.0 30.8 0.8 6.7
50 to 99 miles 11.1 1.9 34.4 5.4 39.2 3.3 2.6
100 to 249 miles 6.5 1.8 12.7 2.0 14.1 2.0 4.3
250 to 499 miles 15.7 0.7 11.9 0.5 11.0 0.7 10.9
500 to 749 miles 16.3 1.0 12.7 0.3 12.0 0.5 1.5
750 to 999 miles 14.3 0.8 25.7 0.8 23.8 2.4 2.9
1,000 to 1,499 miles 10.7 0.6 44.9 0.3 46.2 4.1 3.8
1,500 to 1,999 miles 10.3 1.2 11.2 0.4 10.8 2.6 1.4
2,000 miles or more 10.4 1.1 14.1 0.3 14.5 2.4 0.5

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 46.0 – 38.4 – 28.0
Less than 50 miles S S S S S S 24.3
50 to 99 miles S S S S S S 28.1
100 to 249 miles S S S S S S 21.2
250 to 499 miles 38.8 10.7 43.2 10.9 47.4 9.5 16.2
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 40.3 – S S S S 40.4
Less than 50 miles 46.5 8.0 S S S S 7.0
50 to 99 miles S S S S S S 21.3
100 to 249 miles S S S S S S 4.7
250 to 499 miles S S S S S S 11.6
500 to 749 miles S S S S S S 3.8
750 to 999 miles S S S S S S 1.6
1,000 to 1,499 miles S S 43.9 2.9 43.4 4.0 1.9
1,500 to 1,999 miles 45.4 3.1 S S S S 1.2
2,000 miles or more 32.9 4.9 49.7 5.0 S S 0.8

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 48.4 – 42.4 – S S 29.3
Less than 50 miles 47.7 12.8 49.3 15.4 46.8 13.0 25.5
50 to 99 miles S S 40.7 14.8 40.9 10.2 22.9
100 to 249 miles S S S S S S 17.1
250 to 499 miles S S S S S S 31.6
500 to 749 miles S S S S S S 31.6
750 to 999 miles S S S S S S 29.8
1,000 to 1,499 miles S S S S S S 31.6
1,500 to 1,999 miles S S S S S S 31.6
2,000 miles or more S S S S S S 29.8

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 30.1 – 27.4 – 29.9 – 47.9
Less than 50 miles 44.2 4.3 S S S S 18.4
50 to 99 miles 49.2 1.0 43.0 1.2 41.4 0.2 21.4
100 to 249 miles 40.3 6.6 40.8 7.2 48.5 4.6 13.6
250 to 499 miles S S S S S S 19.5
500 to 749 miles 37.2 1.6 37.3 1.7 38.7 2.5 2.7
750 to 999 miles 33.1 1.6 33.6 2.0 34.3 3.1 4.7
1,000 to 1,499 miles 37.5 2.4 34.5 2.6 34.3 4.0 3.8
1,500 to 1,999 miles 40.1 10.0 S S S S 10.6
2,000 miles or more S S S S S S 15.0

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 S S S S S S 25.9
Less than 50 miles 39.6 12.3 S S 40.9 15.3 22.7
50 to 99 miles 43.8 2.4 S S S S 21.1
100 to 249 miles S S S S S S 21.2
250 to 499 miles S S S S S S 29.8
500 to 749 miles S S S S S S 27.8
750 to 999 miles S S S S S S 31.0
1,000 to 1,499 miles S S S S S S 28.1
1,500 to 1,999 miles S S S S S S 30.0
2,000 miles or more S S S S S S 29.8

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 26.3 – 22.9 – 30.1 – 29.1
Less than 50 miles 36.5 7.1 25.4 5.5 31.7 1.4 12.1
50 to 99 miles S S S S 41.4 2.2 13.2
100 to 249 miles 43.3 3.4 28.5 2.7 28.8 2.1 3.8
250 to 499 miles S S S S S S 3.4
500 to 749 miles 28.6 1.3 22.9 1.5 22.7 2.0 2.6
750 to 999 miles 49.9 2.6 49.2 2.7 49.3 5.5 1.3
1,000 to 1,499 miles 38.9 0.7 38.0 0.6 37.2 1.7 7.3
1,500 to 1,999 miles 44.2 2.9 42.0 3.5 41.4 6.4 6.1
2,000 miles or more 36.9 1.9 32.2 1.4 32.1 5.1 1.1

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 22.0 – 21.0 – 25.1 – S
Less than 50 miles 27.1 6.8 32.0 9.0 33.6 9.5 7.2
50 to 99 miles 30.3 4.8 S S S S 7.4
100 to 249 miles 32.0 4.7 36.4 3.8 31.7 2.9 12.8
250 to 499 miles S S S S 48.9 1.3 24.2
500 to 749 miles 37.2 1.1 44.9 1.1 45.2 1.9 15.0
750 to 999 miles 34.6 1.9 30.1 1.1 31.8 2.3 25.5
1,000 to 1,499 miles 39.9 4.3 S S S S 33.2
1,500 to 1,999 miles 39.4 0.4 39.1 0.4 39.4 2.7 15.1
2,000 miles or more 36.5 2.5 42.7 1.4 42.9 8.9 23.6

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 34.4 – 42.8 – 46.4 – 38.5
Less than 50 miles 44.2 7.0 44.9 7.3 44.7 5.5 23.9
50 to 99 miles S S S S S S 25.9
100 to 249 miles 48.3 3.1 S S S S 23.7
250 to 499 miles S S S S S S 27.9
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 35.5 – S S 30.5
Less than 50 miles S S 40.8 7.2 S S 18.1
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 S S S S S S 31.6
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 31.6
1,500 to 1,999 miles S S S S S S 31.6
2,000 miles or more S S S S S S 31.6

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 41.9 – S S 35.8
Less than 50 miles S S 49.5 11.3 S S 19.3
50 to 99 miles S S S S S S 29.8
100 to 249 miles S S S S S S 28.1
250 to 499 miles S S S S S S 31.6
500 to 749 miles – – – – – – –
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 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 S S S S S S S
Less than 50 miles S S S S S S 13.6
50 to 99 miles S S S S S S 11.9
100 to 249 miles 26.4 2.2 33.6 1.7 28.6 4.6 16.4
250 to 499 miles S S S S S S 26.3
500 to 749 miles S S S S S S 27.9
750 to 999 miles S S S S S S 31.6
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 S S S S S S 27.9

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 34.1 – S S 38.9 – S
Less than 50 miles 47.8 12.4 S S 46.9 18.5 40.8
50 to 99 miles S S S S S S 30.0
100 to 249 miles S S S S S S 27.9
250 to 499 miles S S S S S S 31.6
500 to 749 miles S S S S S S 31.6
750 to 999 miles – – – – – – –
1,000 to 1,499 miles S S S S S S 31.6
1,500 to 1,999 miles S S S S S S 31.6
2,000 miles or more S S S S S S 31.6

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 29.0
Less than 50 miles S S S S S S 31.6
50 to 99 miles – – – – – – –
100 to 249 miles S S S S S S 31.6
250 to 499 miles S S S S S S 31.6
500 to 749 miles S S S S S S 27.9
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 S S S S S S 29.8
2,000 miles or more S S S S S S 31.6

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 28.0
Less than 50 miles S S S S S S 28.0
50 to 99 miles – – – – – – –
100 to 249 miles – – – – – – –
250 to 499 miles – – – – – – –
500 to 749 miles – – – – – – –
750 to 999 miles – – – – – –