Table B-3. Estimated Measures of Reliability for Shipment Characteristics by Mode of Transportation and Distance Shipped for CBSA of Origin: 2002
Monday, July 2, 2012
Table B-3. Estimated Measures of Reliability for Shipment Characteristics by Mode of Transportation and Distance Shipped for CBSA 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 |
21.1 |
– |
9.2 |
– |
25.2 |
– |
Less than 50 miles |
9.5 |
2.6 |
13.9 |
4.9 |
11.7 |
1.2 |
50 to 99 miles |
29.1 |
1.9 |
13.4 |
2.0 |
16.8 |
1.4 |
100 to 249 miles |
25.8 |
1.2 |
9.6 |
1.1 |
12.9 |
3.6 |
250 to 499 miles |
19.8 |
1.2 |
43.6 |
3.8 |
S |
S |
500 to 749 miles |
8.6 |
0.8 |
10.9 |
0.3 |
11.2 |
1.2 |
750 to 999 miles |
S |
S |
35.4 |
0.9 |
36.9 |
2.8 |
1,000 to 1,499 miles |
21.2 |
1.0 |
24.5 |
0.4 |
25.4 |
2.6 |
1,500 to 1,999 miles |
13.6 |
0.4 |
38.3 |
0.2 |
41.2 |
1.1 |
2,000 miles or more |
S |
S |
40.6 |
0.3 |
39.8 |
1.7 |
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 |
22.6 |
– |
9.1 |
– |
23.6 |
– |
Less than 50 miles |
9.9 |
2.7 |
13.8 |
5.0 |
11.9 |
1.2 |
50 to 99 miles |
30.5 |
2.1 |
13.6 |
2.1 |
17.0 |
1.6 |
100 to 249 miles |
27.1 |
1.3 |
11.0 |
1.3 |
10.7 |
2.7 |
250 to 499 miles |
21.1 |
1.3 |
44.1 |
3.9 |
S |
S |
500 to 749 miles |
9.1 |
0.8 |
11.2 |
0.3 |
11.5 |
1.2 |
750 to 999 miles |
S |
S |
38.1 |
0.9 |
39.3 |
2.9 |
1,000 to 1,499 miles |
21.9 |
1.1 |
24.7 |
0.4 |
25.5 |
2.6 |
1,500 to 1,999 miles |
12.3 |
0.2 |
23.4 |
0.1 |
24.3 |
1.0 |
2,000 miles or more |
S |
S |
43.0 |
0.3 |
42.2 |
1.7 |
Truck
Distance Shipped |
Value |
Tons |
Ton-miles |
---|
CV |
Std. error of percent |
CV |
Std. error of percent |
CV |
Std. error of percent |
---|
All distances |
18.4 |
– |
8.1 |
– |
7.9 |
– |
Less than 50 miles |
9.5 |
2.2 |
15.3 |
4.6 |
13.9 |
1.1 |
50 to 99 miles |
33.1 |
2.2 |
9.1 |
1.7 |
8.2 |
1.0 |
100 to 249 miles |
30.0 |
2.0 |
8.2 |
1.6 |
6.9 |
1.1 |
250 to 499 miles |
8.3 |
1.9 |
7.2 |
1.2 |
7.7 |
1.0 |
500 to 749 miles |
11.0 |
0.8 |
13.7 |
0.5 |
13.4 |
1.1 |
750 to 999 miles |
35.9 |
0.4 |
15.5 |
0.3 |
14.7 |
1.0 |
1,000 to 1,499 miles |
17.2 |
0.8 |
18.3 |
0.3 |
18.5 |
1.6 |
1,500 to 1,999 miles |
11.5 |
0.2 |
19.0 |
0.1 |
19.4 |
1.3 |
2,000 miles or more |
S |
S |
47.0 |
0.3 |
46.5 |
2.9 |
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 |
44.3 |
– |
49.5 |
– |
Less than 50 miles |
35.8 |
2.6 |
43.7 |
6.3 |
40.4 |
0.7 |
50 to 99 miles |
24.2 |
0.6 |
40.6 |
1.6 |
36.9 |
0.4 |
100 to 249 miles |
15.3 |
5.9 |
41.3 |
7.3 |
41.1 |
4.4 |
250 to 499 miles |
S |
S |
S |
S |
S |
S |
500 to 749 miles |
21.1 |
2.6 |
32.1 |
2.2 |
31.5 |
3.8 |
750 to 999 miles |
S |
S |
S |
S |
S |
S |
1,000 to 1,499 miles |
44.0 |
4.8 |
43.1 |
2.1 |
43.6 |
4.7 |
1,500 to 1,999 miles |
37.5 |
0.9 |
S |
S |
S |
S |
2,000 miles or more |
45.4 |
1.9 |
36.4 |
0.2 |
36.4 |
1.0 |
All other 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 |
18.5 |
– |
22.1 |
– |
28.3 |
– |
Less than 50 miles |
32.5 |
12.9 |
24.7 |
10.1 |
33.4 |
5.9 |
50 to 99 miles |
48.1 |
9.5 |
36.7 |
7.3 |
40.8 |
9.2 |
100 to 249 miles |
42.1 |
7.7 |
31.6 |
9.2 |
28.7 |
10.7 |
250 to 499 miles |
44.9 |
5.2 |
S |
S |
S |
S |
500 to 749 miles |
25.2 |
0.8 |
27.2 |
– |
28.9 |
– |
750 to 999 miles |
40.7 |
0.3 |
29.1 |
– |
29.3 |
– |
1,000 to 1,499 miles |
31.6 |
0.2 |
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 |
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 |
12.2 |
– |
45.3 |
– |
S |
S |
Less than 50 miles |
S |
S |
S |
S |
42.6 |
0.2 |
50 to 99 miles |
40.5 |
2.9 |
44.7 |
2.0 |
44.3 |
0.5 |
100 to 249 miles |
14.3 |
2.2 |
S |
S |
S |
S |
250 to 499 miles |
15.0 |
2.9 |
48.0 |
7.2 |
48.4 |
4.6 |
500 to 749 miles |
19.8 |
1.9 |
29.0 |
5.5 |
29.7 |
6.7 |
750 to 999 miles |
24.1 |
1.0 |
S |
S |
S |
S |
1,000 to 1,499 miles |
16.4 |
1.2 |
37.3 |
4.1 |
38.5 |
5.9 |
1,500 to 1,999 miles |
47.6 |
3.4 |
S |
S |
S |
S |
2,000 miles or more |
13.2 |
0.8 |
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 |
13.4 |
– |
31.4 |
– |
24.1 |
– |
Less than 50 miles |
S |
S |
S |
S |
42.6 |
0.3 |
50 to 99 miles |
40.5 |
3.1 |
44.7 |
1.7 |
44.3 |
0.6 |
100 to 249 miles |
12.7 |
1.2 |
44.2 |
2.9 |
40.7 |
1.4 |
250 to 499 miles |
15.0 |
3.0 |
29.1 |
3.1 |
28.2 |
2.2 |
500 to 749 miles |
24.7 |
2.0 |
38.9 |
1.9 |
40.5 |
2.7 |
750 to 999 miles |
26.4 |
1.1 |
25.4 |
1.1 |
25.1 |
1.4 |
1,000 to 1,499 miles |
13.1 |
0.6 |
23.4 |
1.1 |
22.7 |
1.3 |
1,500 to 1,999 miles |
16.6 |
0.5 |
18.8 |
1.4 |
19.7 |
3.2 |
2,000 miles or more |
12.2 |
0.9 |
14.5 |
0.8 |
14.4 |
2.5 |
All 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 |
37.5 |
– |
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 |
46.7 |
1.5 |
S |
S |
S |
S |
500 to 749 miles |
43.5 |
11.5 |
49.7 |
12.8 |
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 |
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 |
25.4 |
– |
36.5 |
– |
38.8 |
– |
Less than 50 miles |
31.9 |
5.3 |
38.9 |
11.1 |
37.6 |
3.1 |
50 to 99 miles |
25.7 |
4.3 |
S |
S |
S |
S |
100 to 249 miles |
28.9 |
8.6 |
S |
S |
S |
S |
250 to 499 miles |
46.6 |
6.2 |
44.3 |
4.7 |
42.2 |
9.1 |
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 |
38.9 |
1.2 |
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 |
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, Metropolitan Data,
December 2004.