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Table B–3. Estimated Measures of Reliability for Shipment Characteristics by Mode of Transportation 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 modes

Distance Shipped Value Tons Ton-miles
CV Std. error
of percent		 CV Std. error
of percent		 CV Std. error
of percent
All distances 10.2 – 17.1 – 13.7 –
Less than 50 miles 15.0 2.2 24.8 5.6 25.3 0.8
50 to 99 miles 13.2 0.6 19.1 5.3 18.5 3.9
100 to 249 miles 22.7 1.7 24.9 1.0 24.5 1.0
250 to 499 miles 18.7 1.8 26.2 4.2 24.9 5.3
500 to 749 miles 15.4 0.9 17.8 0.6 17.5 2.0
750 to 999 miles 23.2 1.5 32.3 0.3 32.3 2.0
1,000 to 1,499 miles 14.1 1.5 40.2 0.4 33.3 2.9
1,500 to 1,999 miles 14.2 1.1 28.1 – 29.0 1.2
2,000 miles or more 22.6 1.6 27.2 – 26.9 1.3

Single modes

Distance Shipped Value Tons Ton-miles
CV Std. error
of percent		 CV Std. error
of percent		 CV Std. error
of percent
All distances 11.8 – 16.5 – 14.1 –
Less than 50 miles 16.0 2.1 24.2 5.6 25.0 0.9
50 to 99 miles 15.2 0.8 19.1 5.3 18.7 4.0
100 to 249 miles 24.3 1.8 25.6 1.1 25.2 1.1
250 to 499 miles 19.1 1.5 26.3 4.3 25.1 5.4
500 to 749 miles 13.1 0.8 17.7 0.6 17.4 2.0
750 to 999 miles 23.2 1.4 32.9 0.3 32.8 2.1
1,000 to 1,499 miles 22.6 2.0 41.6 0.4 34.5 2.9
1,500 to 1,999 miles 17.8 1.1 30.1 – 31.1 1.2
2,000 miles or more 29.2 1.8 35.3 – 35.6 1.3

Truck

Distance Shipped Value Tons Ton-miles
CV Std. error
of percent		 CV Std. error
of percent		 CV Std. error
of percent
All distances 15.8 – 22.1 – 21.0 –
Less than 50 miles 15.9 1.9 24.7 3.3 25.3 0.7
50 to 99 miles 17.5 1.1 23.9 2.2 25.1 1.4
100 to 249 miles 25.5 1.7 27.7 1.6 28.3 1.5
250 to 499 miles 24.9 1.6 34.5 1.4 34.8 3.4
500 to 749 miles 18.6 0.7 19.7 0.7 19.4 3.3
750 to 999 miles 22.4 0.9 34.2 0.3 34.5 2.2
1,000 to 1,499 miles 28.3 2.0 49.6 0.3 42.5 3.1
1,500 to 1,999 miles 18.5 0.8 34.2 0.1 35.4 1.7
2,000 miles or more 35.7 0.8 36.5 – 37.0 1.4

For-hire truck

Distance Shipped Value Tons Ton-miles
CV Std. error
of percent		 CV Std. error
of percent		 CV Std. error
of percent
All distances 27.8 – 36.1 – 24.6 –
Less than 50 miles 44.4 3.2 45.2 6.0 44.1 0.7
50 to 99 miles 40.8 2.0 22.2 4.2 21.5 1.4
100 to 249 miles S S 49.1 1.8 49.3 1.6
250 to 499 miles 29.8 2.9 41.3 2.9 42.4 3.8
500 to 749 miles 20.6 1.9 20.6 1.9 20.2 4.3
750 to 999 miles 23.6 2.1 34.7 1.0 35.0 3.0
1,000 to 1,499 miles 28.3 3.0 S S 42.9 3.9
1,500 to 1,999 miles 18.6 1.5 36.6 0.3 37.9 1.6
2,000 miles or more 35.7 2.1 36.9 0.2 37.4 1.7

Private truck

Distance Shipped Value Tons Ton-miles
CV Std. error
of percent		 CV Std. error
of percent		 CV Std. error
of percent
All distances 11.8 – 25.3 – 23.0 –
Less than 50 miles 10.8 2.8 27.8 2.8 25.7 3.0
50 to 99 miles 14.5 1.2 33.9 1.4 36.6 2.4
100 to 249 miles 21.9 2.2 16.0 1.9 16.1 4.3
250 to 499 miles 18.3 1.9 32.2 0.8 32.1 3.9
500 to 749 miles 22.6 0.2 30.6 – 31.2 0.8
750 to 999 miles S S 40.5 – 39.5 0.7
1,000 to 1,499 miles 32.9 – S S S S
1,500 to 1,999 miles S S S S S S
2,000 miles or more S S S S S S

Rail

Distance Shipped Value Tons Ton-miles
CV Std. error
of percent		 CV Std. error
of percent		 CV Std. error
of percent
All distances 26.5 – 32.9 – 22.0 –
Less than 50 miles S S S S S S
50 to 99 miles 31.1 7.4 39.0 16.7 37.4 11.5
100 to 249 miles S S 49.9 5.3 48.5 2.7
250 to 499 miles 38.3 7.2 33.5 5.8 39.2 4.0
500 to 749 miles 31.0 9.3 25.9 6.6 25.5 6.7
750 to 999 miles 48.1 0.3 S S S S
1,000 to 1,499 miles S S S S S S
1,500 to 1,999 miles S S S S S S
2,000 miles or more S S S S S S

Water

Distance Shipped Value Tons Ton-miles
CV Std. error
of percent		 CV Std. error
of percent		 CV Std. error
of percent
All distances S S S S S S
Less than 50 miles S S S S S S
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 – – – – – –

Shallow draft

Distance Shipped Value Tons Ton-miles
CV Std. error
of percent		 CV Std. error
of percent		 CV Std. error
of percent
All distances S S S S S S
Less than 50 miles S S S S S S
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 – – – – – –

Great Lakes

Distance Shipped Value Tons Ton-miles
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 – – – – – –

Deep draft

Distance Shipped Value Tons Ton-miles
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 – – – – – –

Air (including truck and air)

Distance Shipped Value Tons Ton-miles
CV Std. error
of percent		 CV Std. error
of percent		 CV Std. error
of percent
All distances 22.4 – 49.5 – S S
Less than 50 miles – – – – – –
50 to 99 miles – – – – – –
100 to 249 miles S S S S S S
250 to 499 miles 25.8 4.0 49.0 8.0 42.5 4.1
500 to 749 miles S S 36.0 1.5 32.8 2.4
750 to 999 miles 31.9 4.2 31.1 3.1 33.2 3.9
1,000 to 1,499 miles 29.7 4.7 S S S S
1,500 to 1,999 miles 34.4 4.1 42.6 10.1 42.2 10.3
2,000 miles or more 41.0 4.6 29.5 1.9 29.2 3.3

Pipeline

Distance Shipped Value Tons Ton-miles
CV Std. error
of percent		 CV Std. error
of percent		 CV Std. error
of percent
All distances S S S S S S
Less than 50 miles – – – – S S
50 to 99 miles – – – – S S
100 to 249 miles – – – – S S
250 to 499 miles S S S S S S
500 to 749 miles – – – – S S
750 to 999 miles – – – – S S
1,000 to 1,499 miles – – – – S S
1,500 to 1,999 miles – – – – S S
2,000 miles or more – – – – S S

Multiple modes

Distance Shipped Value Tons Ton-miles
CV Std. error
of percent		 CV Std. error
of percent		 CV Std. error
of percent
All distances 16.2 – 23.7 – 15.9 –
Less than 50 miles 23.2 1.7 30.5 2.8 37.7 –
50 to 99 miles 23.9 0.7 S S S S
100 to 249 miles 36.1 1.8 47.6 9.4 S S
250 to 499 miles 30.3 4.0 36.4 3.1 36.8 1.3
500 to 749 miles 26.6 1.6 30.2 1.5 29.9 1.0
750 to 999 miles 31.5 3.8 14.5 0.9 14.2 0.8
1,000 to 1,499 miles 22.2 1.8 28.5 4.8 28.8 6.1
1,500 to 1,999 miles 27.4 2.7 21.5 2.3 21.7 3.5
2,000 miles or more 22.1 1.8 32.4 2.4 30.5 5.1

Parcel, USPS or courier

Distance Shipped Value Tons Ton-miles
CV Std. error
of percent		 CV Std. error
of percent		 CV Std. error
of percent
All distances 16.7 – 24.4 – 22.5 –
Less than 50 miles 23.2 1.7 30.7 3.3 37.7 –
50 to 99 miles 19.8 0.4 39.5 1.4 38.6 0.1
100 to 249 miles 44.4 2.0 46.6 3.4 43.6 0.7
250 to 499 miles 30.3 4.1 36.4 3.6 36.8 1.9
500 to 749 miles 26.6 1.6 30.2 1.5 29.9 1.5
750 to 999 miles 31.5 4.2 14.5 1.8 14.2 2.2
1,000 to 1,499 miles 23.1 1.7 18.8 3.2 19.5 4.9
1,500 to 1,999 miles 27.4 2.6 21.5 1.9 21.7 2.9
2,000 miles or more 22.7 1.8 42.6 1.7 42.1 4.7

Truck and rail

Distance Shipped Value Tons Ton-miles
CV Std. error
of percent		 CV Std. error
of percent		 CV Std. error
of percent
All distances S S S S 42.8 –
Less than 50 miles – – – – – –
50 to 99 miles S S S S S S
100 to 249 miles S S S S S S
250 to 499 miles – – – – – –
500 to 749 miles – – – – – –
750 to 999 miles – – – – – –
1,000 to 1,499 miles S S 47.2 12.4 45.7 8.8
1,500 to 1,999 miles – – – – – –
2,000 miles or more – – – – – –

Truck and water

Distance Shipped Value Tons Ton-miles
CV Std. error
of percent		 CV Std. error
of percent		 CV Std. error
of percent
All distances S S 35.1 – 34.8 –
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 S S S S S S
1,500 to 1,999 miles – – – – – –
2,000 miles or more 49.7 0.2 35.2 0.2 34.9 0.1

Rail and water

Distance Shipped Value Tons Ton-miles
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 – – – – – –

Other Multiple modes

Distance Shipped Value Tons Ton-miles
CV Std. error
of percent		 CV Std. error
of percent		 CV Std. error
of percent
All distances S S S S S S
Less than 50 miles S S S S S S
50 to 99 miles – – – – – –
100 to 249 miles – – – – – –
250 to 499 miles – –