Table B-3. Estimated Measures of Reliability for Shipment Characteristics by Mode of Transportation and Distance Shipped for State of Origin: 2002

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 18.9 11.5 28.1
Less than 50 miles 7.9 3.8 15.6 3.7 12.8 2.5
50 to 99 miles 13.6 1.3 11.5 1.2 12.2 0.8
100 to 249 miles 16.0 2.0 13.7 1.7 13.0 1.6
250 to 499 miles 13.4 0.6 14.4 0.7 13.3 1.4
500 to 749 miles 18.5 0.9 17.6 0.3 19.5 1.0
750 to 999 miles 31.1 0.8 26.2 0.4 25.4 0.8
1,000 to 1,499 miles 11.7 0.8 S S S S
1,500 to 1,999 miles S S 36.2 0.2 39.0 1.3
2,000 miles or more S S 15.5 0.1 15.6 2.2

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 20.9 11.8 30.0
Less than 50 miles 9.5 4.7 15.8 3.8 12.7 2.6
50 to 99 miles 14.7 1.3 11.8 1.2 12.2 0.9
100 to 249 miles 17.8 2.3 14.6 1.7 13.9 1.6
250 to 499 miles 15.3 0.8 15.9 0.7 14.8 1.5
500 to 749 miles 24.4 1.1 17.9 0.3 19.6 1.1
750 to 999 miles 29.9 0.8 29.3 0.3 28.4 0.5
1,000 to 1,499 miles 11.6 0.8 S S S S
1,500 to 1,999 miles S S 37.2 0.2 40.3 1.4
2,000 miles or more S S 16.9 0.1 17.3 2.0

Truck

Distance Shipped Value Tons Ton-miles
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All distances 19.2 11.4 26.5
Less than 50 miles 9.5 4.7 15.9 3.8 12.8 2.7
50 to 99 miles 14.6 1.2 11.8 1.2 12.2 0.9
100 to 249 miles 17.3 2.3 14.7 1.7 13.9 1.6
250 to 499 miles 16.2 1.0 16.3 0.7 15.2 1.5
500 to 749 miles 26.8 1.1 14.8 0.3 14.8 1.2
750 to 999 miles 26.5 0.8 27.5 0.4 26.6 0.5
1,000 to 1,499 miles 14.2 1.0 S S S S
1,500 to 1,999 miles S S 21.3 0.2 20.9 1.6
2,000 miles or more S S 17.9 0.1 18.5 2.0

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 20.9 13.8 32.6
Less than 50 miles 13.5 2.9 22.6 7.5 17.9 1.3
50 to 99 miles 25.4 1.1 30.6 2.1 31.3 0.8
100 to 249 miles 19.9 2.2 19.8 3.2 19.0 1.6
250 to 499 miles 18.1 1.6 18.7 1.4 17.6 1.7
500 to 749 miles 23.4 1.2 15.6 1.0 15.6 1.5
750 to 999 miles 27.5 1.6 29.3 1.0 28.5 1.0
1,000 to 1,499 miles 14.4 1.5 S S S S
1,500 to 1,999 miles S S 21.8 0.8 21.4 2.0
2,000 miles or more 19.0 0.7 18.6 0.5 19.2 2.6

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 9.3 12.3 6.4
Less than 50 miles 10.2 4.6 14.7 2.5 13.0 4.9
50 to 99 miles 16.3 1.4 13.4 1.3 13.6 1.8
100 to 249 miles 25.6 3.0 15.7 1.1 14.7 2.2
250 to 499 miles 25.8 0.6 24.0 0.3 22.8 1.6
500 to 749 miles 47.4 1.1 31.3 0.1 30.4 1.4
750 to 999 miles 44.0 0.3 34.3 35.7 1.2
1,000 to 1,499 miles 29.9 31.2 31.8 0.7
1,500 to 1,999 miles S S S S S S
2,000 miles or more 33.6 44.0 44.6 1.0

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 S S
Less than 50 miles S S S S S S
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 49.6 10.5 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 S S S S S S
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
50 to 99 miles S S S S S S
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 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

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 S S 30.5 49.4
Less than 50 miles
50 to 99 miles S S S S S S
100 to 249 miles 49.1 8.8 34.5 8.9 30.6 4.5
250 to 499 miles S S S S S S
500 to 749 miles S S 47.5 2.5 S S
750 to 999 miles S S 31.6 2.2 30.8 2.7
1,000 to 1,499 miles 49.3 6.6 38.2 4.0 37.6 5.7
1,500 to 1,999 miles S S 48.3 2.7 47.4 3.7
2,000 miles or more 44.5 4.3 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
Less than 50 miles S S
50 to 99 miles S S
100 to 249 miles 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 18.5 26.1 28.1
Less than 50 miles 9.2 1.4 S S S S
50 to 99 miles 31.7 1.8 S S 48.1 1.2
100 to 249 miles 23.0 2.5 18.9 3.5 19.5 2.0
250 to 499 miles 18.3 0.8 13.3 1.4 14.1 1.0
500 to 749 miles 25.0 0.8 18.9 0.9 17.1 1.5
750 to 999 miles 34.2 1.5 S S S S
1,000 to 1,499 miles 14.9 1.9 22.8 2.3 24.3 2.7
1,500 to 1,999 miles 44.1 1.6 25.3 0.8 26.0 1.3
2,000 miles or more 18.2 1.2 32.5 2.0 33.7 3.3

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 18.9 28.5 14.7
Less than 50 miles 9.2 1.5 S S S S
50 to 99 miles 31.7 1.8 S S 48.1 1.3
100 to 249 miles 23.1 2.5 20.4 3.0 21.3 1.9
250 to 499 miles 18.3 0.8 13.3 1.3 14.1 0.8
500 to 749 miles 25.0 0.8 14.6 1.1 14.8 0.8
750 to 999 miles 36.3 1.5 20.4 1.6 20.5 1.1
1,000 to 1,499 miles 15.3 1.9 16.7 2.4 16.4 2.7
1,500 to 1,999 miles 44.1 1.6 25.3 0.8 26.0 1.1
2,000 miles or more 18.9 1.2 18.7 1.6 18.6 2.7

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 S S
Less than 50 miles
50 to 99 miles
100 to 249 miles S S S S S S
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 S S S S S S
1,500 to 1,999 miles
2,000 miles or more S S S S S S

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 S S S S
Less than 50 miles
50 to 99 miles
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
1,500 to 1,999 miles
2,000 miles or more S S S S S S

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
500 to 749 miles
750 to 999 miles S S S S S S
1,000 to 1,499 miles
1,500 to 1,999 miles
2,000 miles or more

Other and unknown modes

Distance Shipped Value Tons Ton-miles
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All distances 16.9 17.6 35.1
Less than 50 miles 20.1 8.4 29.1 10.4 18.1 3.2
50 to 99 miles 22.6 1.4 42.1 5.7 48.3 8.1
100 to 249 miles S S 43.0 3.8 46.0 2.8
250 to 499 miles S S S S S S
500 to 749 miles 45.0 0.7 S S S S
750 to 999 miles S S S S S S
1,000 to 1,499 miles 40.1 0.9 46.8 1.6 47.7 5.8
1,500 to 1,999 miles S S S S S S
2,000 miles or more 36.8 2.8 40.0 1.3 39.0 7.7

KEY:
– Represents data cell equal to zero or less than 1 unit of measure.
S Estimate does not meet publication standards because of high sampling variability or poor response quality.
CV Coefficient of variation of number

NOTE: The Introduction and appendixes give information onf confidentiality protection, sampling error, nonsampling error, sample design, and definitions. Links to this information on the Internet may be found at www.census.gov/cfs.

SOURCE: Bureau of Transportation Statistics (USDOT) and U.S. Census Bureau, 2002 Commodity Flow Survey, Individual State Data, December 2004.