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Table B–3c. Estimated Measures of Reliability for Shipment Characteristics by Distance Shipped: 2002 and 1993
[Estimates are shown as percents and are based on data from the 2002 and 1993 Commodity Flow Surveys]
Excel | CSV
All distances |
1.3 |
0.8 |
2.2 |
2.0 |
1.6 |
3.1 |
3.7 |
2.7 |
6.0 |
Less than 50 miles |
1.4 |
1.4 |
2.8 |
3.2 |
2.1 |
4.5 |
3.9 |
2.6 |
5.0 |
50 to 99 miles |
1.8 |
1.8 |
3.6 |
5.8 |
2.1 |
6.8 |
5.8 |
3.4 |
7.0 |
100 to 249 miles |
2.0 |
2.4 |
4.5 |
2.9 |
2.7 |
5.1 |
2.8 |
2.9 |
5.1 |
250 to 499 miles |
2.3 |
1.9 |
4.2 |
3.2 |
2.8 |
5.4 |
3.9 |
3.3 |
6.5 |
500 to 749 miles |
3.4 |
1.8 |
5.7 |
3.1 |
4.5 |
6.2 |
3.6 |
4.6 |
6.3 |
750 to 999 miles |
4.0 |
1.9 |
6.5 |
6.2 |
5.0 |
12.1 |
6.4 |
5.8 |
12.9 |
1,000 to 1,499 miles |
3.3 |
2.3 |
5.8 |
11.2 |
6.1 |
22.3 |
12.0 |
7.3 |
23.7 |
1,500 to 1,999 miles |
5.8 |
2.2 |
9.7 |
6.9 |
4.7 |
10.9 |
7.0 |
6.1 |
11.8 |
2,000 miles or more |
6.3 |
4.4 |
10.7 |
3.9 |
9.1 |
10.4 |
4.3 |
9.0 |
10.1 |
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.
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, United States Data, December 2004.
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