Bureau of Transportation Statistics (BTS)
BTS Home > Publications > Commodity Flow Survey > States > Washington
Printable Version

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]

Excel | CSV

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 19.6 – 23.8 – 9.2 – 12.0
Less than 50 lbs 12.1 2.2 9.2 – 22.6 0.1 14.1
50 to 99 lbs 15.7 0.8 10.9 – 30.5 – 21.9
100 to 499 lbs 16.1 1.9 15.5 0.1 13.0 0.1 14.6
500 to 749 lbs 16.3 0.6 19.1 – 16.8 – 21.2
750 to 999 lbs 13.8 0.3 15.2 – 14.6 – 25.8
1,000 to 9,999 lbs 10.4 2.1 12.0 0.5 7.4 0.6 11.6
10,000 to 49,999 lbs 15.8 2.7 S S 8.5 2.5 47.6
50,000 to 99,999 lbs 27.4 1.0 21.1 3.4 13.7 1.6 28.0
100,000 lbs or more S S 18.2 6.4 15.2 3.1 14.0

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 – – – – – – –
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 – – – – – – –
50,000 to 99,999 lbs – – – – – – –
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 S S 46.0 – 38.4 – 28.0
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 S S S S S S 31.6
10,000 to 49,999 lbs S S S S S S 31.3
50,000 to 99,999 lbs S S S S S S 29.0
100,000 lbs or more S S S S 36.9 13.2 28.1

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 40.3 – S S S S 40.4
Less than 50 lbs S S S S S S 29.3
50 to 99 lbs S S S S S S S
100 to 499 lbs S S S S 48.9 – S
500 to 749 lbs S S S S 43.9 – S
750 to 999 lbs S S S S 43.5 – S
1,000 to 9,999 lbs 41.3 2.7 33.9 2.4 28.9 1.2 35.2
10,000 to 49,999 lbs 37.7 9.0 S S 41.7 9.2 17.2
50,000 to 99,999 lbs S S S S S S 32.6
100,000 lbs or more S S S S S S 22.7

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 48.4 – 42.4 – S S 29.3
Less than 50 lbs S S S S S S 31.9
50 to 99 lbs S S S S S S 31.4
100 to 499 lbs S S S S S S 30.5
500 to 749 lbs S S S S S S 31.0
750 to 999 lbs S S S S S S 31.2
1,000 to 9,999 lbs S S S S S S 27.8
10,000 to 49,999 lbs S S S S S S 31.8
50,000 to 99,999 lbs S S S S 44.8 11.5 36.1
100,000 lbs or more S S S S 39.8 13.2 S

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 30.1 – 27.4 – 29.9 – 47.9
Less than 50 lbs 25.1 – S S 27.0 – S
50 to 99 lbs 47.3 0.3 S S 38.3 0.3 S
100 to 499 lbs 42.0 0.9 S S S S 49.8
500 to 749 lbs 34.3 1.3 49.6 0.7 25.0 1.3 S
750 to 999 lbs S S 49.4 0.3 40.2 0.5 S
1,000 to 9,999 lbs 35.8 8.3 42.1 8.6 41.2 10.6 38.6
10,000 to 49,999 lbs 33.8 10.2 28.0 10.0 31.4 12.6 27.4
50,000 to 99,999 lbs S S 38.3 1.3 S S 34.3
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 S S S S 25.9
Less than 50 lbs S S S S S S 31.1
50 to 99 lbs S S S S S S 30.2
100 to 499 lbs S S S S S S S
500 to 749 lbs S S S S S S 29.9
750 to 999 lbs S S S S S S S
1,000 to 9,999 lbs 45.9 2.5 S S S S 28.4
10,000 to 49,999 lbs 49.9 10.6 S S S S 27.6
50,000 to 99,999 lbs S S S S S S 30.7
100,000 lbs or more S S S S S S 31.5

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 26.3 – 22.9 – 30.1 – 29.1
Less than 50 lbs 38.4 0.3 31.9 – 49.2 – 24.6
50 to 99 lbs S S 49.8 – S S S
100 to 499 lbs 42.2 2.7 36.4 0.7 49.9 0.1 40.7
500 to 749 lbs 35.4 1.5 33.2 0.3 49.0 0.1 25.7
750 to 999 lbs 42.1 0.7 41.1 0.2 S S 49.9
1,000 to 9,999 lbs 48.7 5.0 43.7 2.9 S S 49.4
10,000 to 49,999 lbs 24.6 4.3 25.2 5.3 35.3 7.8 22.7
50,000 to 99,999 lbs 25.2 5.7 25.8 5.1 28.7 3.7 13.0
100,000 lbs or more 30.5 3.3 24.2 3.6 31.0 7.3 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 22.0 – 21.0 – 25.1 – S
Less than 50 lbs 40.5 2.4 23.7 1.4 S S 32.1
50 to 99 lbs S S 35.6 1.0 44.9 0.4 S
100 to 499 lbs 33.4 4.9 27.1 4.9 21.0 1.8 48.5
500 to 749 lbs 37.5 1.1 35.4 0.7 28.2 1.6 S
750 to 999 lbs 44.5 0.7 43.6 0.7 34.1 0.8 S
1,000 to 9,999 lbs 30.3 3.4 33.5 6.2 28.5 9.1 S
10,000 to 49,999 lbs 27.3 7.9 20.3 8.6 25.6 12.4 21.2
50,000 to 99,999 lbs 46.7 2.1 32.0 2.8 41.3 1.4 22.4
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 34.4 – 42.8 – 46.4 – 38.5
Less than 50 lbs 41.2 0.6 48.0 0.5 S S 30.4
50 to 99 lbs S S S S S S 27.0
100 to 499 lbs 38.2 7.5 39.5 7.6 34.6 8.0 39.8
500 to 749 lbs 47.9 6.9 S S S S 31.4
750 to 999 lbs S S S S S S 38.0
1,000 to 9,999 lbs S S S S S S 30.7
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 35.5 – S S 30.5
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 S S S S S S 31.2
750 to 999 lbs S S S S S S 31.6
1,000 to 9,999 lbs S S S S S S 31.4
10,000 to 49,999 lbs 38.4 12.3 39.7 7.8 34.7 11.0 32.5
50,000 to 99,999 lbs 43.3 15.5 45.4 9.5 45.3 15.6 26.0
100,000 lbs or more – – – – – – –

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 S S 41.9 – S S 35.8
Less than 50 lbs S S S S S S 31.6
50 to 99 lbs S S S S S S 32.8
100 to 499 lbs – – – – – – –
500 to 749 lbs S S S S S S 31.6
750 to 999 lbs S S S S S S 30.4
1,000 to 9,999 lbs S S S S S S 31.5
10,000 to 49,999 lbs S S 45.3 10.1 S S 31.8
50,000 to 99,999 lbs S S S S S S 30.9
100,000 lbs or more S S S S S S 31.6

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 S S S S S S S
Less than 50 lbs – – – – – – –
50 to 99 lbs – – – – – – –
100 to 499 lbs – – – – – – –
500 to 749 lbs S S S S S S 29.8
750 to 999 lbs S S S S S S 26.1
1,000 to 9,999 lbs S S S S S S 31.8
10,000 to 49,999 lbs S S S S S S S
50,000 to 99,999 lbs 47.9 10.5 47.9 11.8 29.6 15.4 S
100,000 lbs or more S S S S 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 34.1 – S S 38.9 – S
Less than 50 lbs – – – – – – –
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 40.5 10.8 44.4 10.4 S
10,000 to 49,999 lbs S S 48.1 13.2 S S S
50,000 to 99,999 lbs S S S S 49.4 13.4 S
100,000 lbs or more S S S S S S 33.4

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 S S S S S S 29.0
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 36.5
50,000 to 99,999 lbs S S S S S S 35.9
100,000 lbs or more S S 49.8 9.0 S S 26.9

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 S S S S S S 28.0
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 – –