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]

Excel | CSV

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 11.2 20.3 21.9
Less than 50 miles 5.7 2.2 20.5 2.6 20.1 0.5
50 to 99 miles 24.6 0.8 S S S S
100 to 249 miles 17.4 2.1 35.2 1.9 36.3 2.1
250 to 499 miles 15.4 1.7 22.6 0.9 24.7 3.2
500 to 749 miles 24.5 1.2 42.6 0.8 43.4 3.4
750 to 999 miles 27.6 0.9 19.3 0.2 18.9 1.1
1,000 to 1,499 miles 42.0 1.8 43.6 1.0 36.6 4.3
1,500 to 1,999 miles 20.5 1.3 23.4 0.2 22.8 2.1
2,000 miles or more 15.9 1.6 14.4 0.1 14.2 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 8.4 21.5 22.5
Less than 50 miles 6.8 1.9 22.9 3.7 21.5 0.6
50 to 99 miles 32.0 1.0 S S S S
100 to 249 miles 18.0 2.2 35.8 2.1 36.8 2.1
250 to 499 miles 17.1 2.3 22.6 1.1 24.9 3.2
500 to 749 miles 28.6 1.4 43.2 0.9 43.9 3.4
750 to 999 miles S S 20.1 0.3 19.7 1.2
1,000 to 1,499 miles 26.7 1.2 44.7 1.0 37.6 4.4
1,500 to 1,999 miles 25.3 1.5 24.5 0.3 23.9 2.1
2,000 miles or more 20.8 1.9 17.2 0.1 16.9 1.4

Truck

Distance Shipped Value Tons Ton-miles
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All distances 8.7 20.3 16.6
Less than 50 miles 6.8 2.2 22.9 4.0 21.5 1.0
50 to 99 miles 32.0 1.0 S S S S
100 to 249 miles 18.6 2.5 37.8 2.6 39.5 4.8
250 to 499 miles 18.2 2.6 23.3 1.3 23.5 3.2
500 to 749 miles 30.6 1.5 22.4 0.5 25.5 2.4
750 to 999 miles S S 22.3 0.3 22.5 1.5
1,000 to 1,499 miles 28.8 1.1 S S 46.1 4.2
1,500 to 1,999 miles 28.3 1.6 25.5 0.4 25.5 2.6
2,000 miles or more 28.4 1.9 19.8 0.1 19.9 1.5

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 13.1 26.7 15.0
Less than 50 miles 12.5 0.8 48.0 6.4 36.9 0.4
50 to 99 miles 24.3 0.2 35.8 1.0 38.3 0.2
100 to 249 miles 20.1 2.3 30.0 5.0 29.6 3.5
250 to 499 miles 21.0 4.0 29.2 2.7 29.2 3.6
500 to 749 miles 30.9 2.5 19.9 2.0 19.6 3.2
750 to 999 miles S S 21.7 0.7 22.2 1.3
1,000 to 1,499 miles 29.4 1.5 S S S S
1,500 to 1,999 miles 27.8 2.6 26.6 1.3 26.8 3.6
2,000 miles or more 28.6 4.1 19.4 0.5 19.4 2.0

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 8.0 22.3 37.8
Less than 50 miles 7.2 4.1 23.6 4.4 24.3 5.7
50 to 99 miles 35.7 2.0 S S S S
100 to 249 miles 47.7 3.5 S S S S
250 to 499 miles 36.8 1.6 21.3 0.6 20.7 5.9
500 to 749 miles 47.6 0.3 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

Rail

Distance Shipped Value Tons Ton-miles
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
All distances 48.7 41.7 40.1
Less than 50 miles
50 to 99 miles
100 to 249 miles S S 34.8 5.4 34.3 3.2
250 to 499 miles 44.1 5.5 44.1 6.6 45.8 7.7
500 to 749 miles 46.5 5.5 S S S S
750 to 999 miles 37.9 0.6 42.9 0.9 43.0 0.9
1,000 to 1,499 miles S S 35.7 8.4 36.0 11.2
1,500 to 1,999 miles 45.5 6.6 49.0 3.2 48.4 3.9
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
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 21.3 43.0 S S
Less than 50 miles
50 to 99 miles
100 to 249 miles 48.5 2.6 49.4 2.3 42.9 0.3
250 to 499 miles 37.0 9.1 36.1 3.8 38.4 3.7
500 to 749 miles 32.7 0.8 S S 45.0 3.3
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 45.8 8.2 S S S S
2,000 miles or more S S 47.7 6.8 47.2 7.5

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 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 S S 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 29.5 21.1 24.1
Less than 50 miles 31.4 2.3 S S S S
50 to 99 miles 49.7 0.5 28.3 0.3 29.4 0.1
100 to 249 miles 22.0 2.3 16.8 3.1 17.1 1.2
250 to 499 miles 25.9 3.0 43.3 5.6 49.8 4.3
500 to 749 miles 41.3 2.1 18.2 1.9 18.4 1.7
750 to 999 miles 29.0 1.6 18.1 1.2 19.3 1.5
1,000 to 1,499 miles S S 25.3 1.3 23.8 1.6
1,500 to 1,999 miles 21.3 2.6 34.6 2.3 33.6 3.1
2,000 miles or more 24.2 1.6 31.9 2.3 32.3 4.4

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 29.5 12.9 16.2
Less than 50 miles 31.4 2.3 29.2 1.7 35.1
50 to 99 miles 49.7 0.5 28.3 0.7 29.4 0.1
100 to 249 miles 22.0 2.3 16.7 2.1 17.0 1.1
250 to 499 miles 25.7 3.0 14.5 1.9 14.4 2.8
500 to 749 miles 41.3 2.1 18.2 1.3 18.4 1.3
750 to 999 miles 29.0 1.6 18.1 1.1 19.3 1.4
1,000 to 1,499 miles S S 27.0 1.1 25.2 1.4
1,500 to 1,999 miles 21.3 2.6 35.5 2.0 34.2 3.2
2,000 miles or more 24.2 1.7 21.3 1.0 21.4 2.8

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 S S S S S S
50 to 99 miles
100 to 249 miles
250 to 499 miles S S S S S S
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 S S S S S S
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 47.8 S S S S
Less than 50 miles S S S S S S
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 50.0 3.7 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
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 24.7 42.6 26.3
Less than 50 miles 33.5 8.1 43.6 6.6 47.3 12.2
50 to 99 miles 37.0 0.8 S S S S
100 to 249 miles S S S S S S
250 to 499 miles S S 43.2 5.5 43.1 12.0
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 42.5 0.3 42.6 7.4

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.