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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 9.5 – 15.2 – 21.5 –
Less than 50 miles 11.7 3.0 23.4 2.7 21.0 0.1
50 to 99 miles 24.2 2.3 38.9 2.1 47.8 0.9
100 to 249 miles 11.3 1.6 33.7 1.1 36.9 0.3
250 to 499 miles 13.6 1.1 19.4 1.8 21.6 2.1
500 to 749 miles 8.2 1.2 13.2 2.7 14.8 3.5
750 to 999 miles 17.2 2.3 23.1 4.9 23.2 4.8
1,000 to 1,499 miles 33.0 2.8 30.0 4.5 32.2 5.8
1,500 to 1,999 miles 41.3 0.6 39.1 0.1 37.9 0.3
2,000 miles or more 43.8 – S S 47.8 –

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 6.1 – 12.7 – 16.0 –
Less than 50 miles 12.8 2.8 17.8 1.0 25.9 –
50 to 99 miles 25.3 2.7 40.3 2.8 49.9 0.9
100 to 249 miles 12.3 1.6 34.3 1.2 37.7 0.3
250 to 499 miles 13.0 1.3 19.4 2.1 21.6 2.1
500 to 749 miles 8.5 1.5 13.2 2.9 14.8 3.4
750 to 999 miles 17.0 2.3 23.1 4.8 23.2 4.7
1,000 to 1,499 miles 15.7 1.6 19.6 3.8 19.7 5.0
1,500 to 1,999 miles 28.7 0.3 39.7 0.1 38.5 0.3
2,000 miles or more S S S S S S

Truck

Distance Shipped Value Tons Ton-miles
CV Std. error
of percent		 CV Std. error
of percent		 CV Std. error
of percent
All distances 5.5 – 11.3 – 15.9 –
Less than 50 miles 12.7 4.1 16.1 5.1 25.6 2.0
50 to 99 miles 23.4 2.7 19.9 4.1 15.7 2.5
100 to 249 miles 8.3 2.4 23.0 3.5 25.6 3.2
250 to 499 miles 16.1 1.5 26.8 2.8 25.1 4.3
500 to 749 miles 14.1 0.8 24.5 1.2 25.9 2.8
750 to 999 miles 17.0 0.7 S S S S
1,000 to 1,499 miles 22.6 0.7 24.7 0.1 26.0 0.8
1,500 to 1,999 miles 16.9 0.1 27.8 0.2 27.8 1.2
2,000 miles or more S S S S S S

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 10.0 – 17.4 – 18.8 –
Less than 50 miles 23.8 2.1 48.6 6.0 S S
50 to 99 miles 37.2 3.4 36.0 6.4 32.8 2.9
100 to 249 miles 13.8 3.2 21.8 4.0 25.1 3.7
250 to 499 miles 15.4 2.0 37.9 4.8 34.8 4.7
500 to 749 miles 15.4 2.4 26.8 2.5 29.1 3.1
750 to 999 miles 16.3 1.4 S S S S
1,000 to 1,499 miles 24.5 1.5 27.9 0.3 29.2 1.4
1,500 to 1,999 miles 17.1 0.4 29.9 0.4 29.9 1.9
2,000 miles or more S S S S S S

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 7.3 – 13.7 – 23.3 –
Less than 50 miles 14.0 5.3 19.9 7.3 29.8 6.0
50 to 99 miles 33.1 3.7 15.1 2.3 15.2 3.8
100 to 249 miles 7.2 2.5 28.5 4.1 29.3 3.8
250 to 499 miles 24.2 1.7 34.4 2.1 31.5 4.6
500 to 749 miles 40.6 0.3 S S S S
750 to 999 miles 41.4 0.2 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 – – – – – –

Rail

Distance Shipped Value Tons Ton-miles
CV Std. error
of percent		 CV Std. error
of percent		 CV Std. error
of percent
All distances 11.4 – 14.1 – 16.3 –
Less than 50 miles S S S S S S
50 to 99 miles S S S S S S
100 to 249 miles 49.1 1.1 S S S S
250 to 499 miles 17.3 3.3 22.9 2.7 24.3 2.2
500 to 749 miles 15.7 3.3 13.5 3.5 15.1 3.6
750 to 999 miles 19.5 4.0 23.2 5.0 23.3 4.7
1,000 to 1,499 miles 17.2 2.9 19.6 4.2 19.8 5.1
1,500 to 1,999 miles 46.0 0.6 42.2 0.1 40.8 0.3
2,000 miles or more – – – – – –

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 – – – – – –

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 – – – – – –
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 – – – – – –

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 45.8 – S S S S
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 S S S S S S
500 to 749 miles S S S S S S
750 to 999 miles S S 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

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 38.5 – S S
Less than 50 miles S S S S S S
50 to 99 miles S S 36.4 10.3 S S
100 to 249 miles S S S S S S
250 to 499 miles – – – – 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 45.4 – S S S S
Less than 50 miles S S S S S S
50 to 99 miles 27.4 1.2 S S S S
100 to 249 miles 34.8 7.3 25.1 8.6 23.9 3.9
250 to 499 miles 30.9 2.6 24.8 2.1 25.4 1.9
500 to 749 miles 44.3 2.7 S S S S
750 to 999 miles S S 47.2 10.9 44.5 11.3
1,000 to 1,499 miles S S S S S S
1,500 to 1,999 miles S S 49.6 2.7 S S
2,000 miles or more S S S S S S

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 S S 28.8 – 34.2 –
Less than 50 miles 39.7 1.8 40.7 3.9 39.9 0.2
50 to 99 miles 30.8 1.3 24.8 1.8 22.9 0.4
100 to 249 miles 34.8 7.1 25.1 6.0 23.9 3.3
250 to 499 miles 30.9 2.6 24.8 2.5 25.4 1.7
500 to 749 miles 44.0 2.5 34.9 1.4 35.5 1.3
750 to 999 miles S S 40.9 3.9 41.1 3.6
1,000 to 1,499 miles S S S S 46.5 3.9
1,500 to 1,999 miles S S 32.9 1.6 32.1 2.6
2,000 miles or more S S S S S S

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 34.5 – S S S S
Less than 50 miles – – – – – –
50 to 99 miles S S S S S S
100 to 249 miles – – – – – –
250 to 499 miles – – – – – –
500 to 749 miles S S S S S S
750 to 999 miles S S S S S S
1,000 to 1,499 miles 49.9 8.6 34.8 15.6 37.0 11.4
1,500 to 1,999 miles S S S S S S
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 – – – – – –
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 – – – – – –

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 S S S S S S
Less than 50 miles – – – – – –
50 to 99 miles – – – – – –
100 to 249 miles – – – – – –
250 to 499 miles – – – – – –
500 to 749 miles – – – – – –
750 to 999 miles S S S S S S
1,000 to 1,499 miles S S S S S S
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 – – – – –