Table B-19 - Estimated Measures of Reliability for Shipment Characteristics by Two-Digit Commodity and Distance Shipped for State of Origin: 2002
Monday, July 2, 2012
Table B-19 - Estimated Measures of Reliability for Shipment Characteristics by Two-Digit Commodity 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]
All Commodities
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 11.2 | – | 20.3 | – | 21.9 | – | 7.3 |
| Less than 50 miles | 5.7 | 2.2 | 20.5 | 2.6 | 20.1 | 0.5 | 5.6 |
| 50 to 99 miles | 24.6 | 0.8 | S | S | S | S | 2.6 |
| 100 to 249 miles | 17.4 | 2.1 | 35.2 | 1.9 | 36.3 | 2.1 | 3.8 |
| 250 to 499 miles | 15.4 | 1.7 | 22.6 | 0.9 | 24.7 | 3.2 | 3.4 |
| 500 to 749 miles | 24.5 | 1.2 | 42.6 | 0.8 | 43.4 | 3.4 | 2.1 |
| 750 to 999 miles | 27.6 | 0.9 | 19.3 | 0.2 | 18.9 | 1.1 | 2.4 |
| 1,000 to 1,499 miles | 42.0 | 1.8 | 43.6 | 1.0 | 36.6 | 4.3 | 2.3 |
| 1,500 to 1,999 miles | 20.5 | 1.3 | 23.4 | 0.2 | 22.8 | 2.1 | 3.5 |
| 2,000 miles or more | 15.9 | 1.6 | 14.4 | 0.1 | 14.2 | 1.3 | 1.5 |
SCTG 1, Live animals and live fish
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| 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 | – | – | – | – | – | – | – |
SCTG 2, Cereal grains
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| 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 | – | – | – | – | – | – | – |
SCTG 3, Other agricultural products
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | S | S | S | S | S | S | S |
| Less than 50 miles | S | S | S | S | 47.3 | 8.6 | 34.4 |
| 50 to 99 miles | S | S | S | S | S | S | 28.0 |
| 100 to 249 miles | S | S | S | S | S | S | 28.2 |
| 250 to 499 miles | S | S | S | S | S | S | 29.8 |
| 500 to 749 miles | S | S | S | S | S | S | 25.9 |
| 750 to 999 miles | S | S | S | S | S | S | 31.6 |
| 1,000 to 1,499 miles | – | – | – | – | – | – | – |
| 1,500 to 1,999 miles | S | S | S | S | S | S | 30.1 |
| 2,000 miles or more | S | S | S | S | S | S | 31.6 |
SCTG 4, Animal feed and products of
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | S | S | S | S | S | S | 30.2 |
| Less than 50 miles | S | S | S | S | S | S | 29.5 |
| 50 to 99 miles | – | – | – | – | – | – | – |
| 100 to 249 miles | S | S | S | S | S | S | 29.8 |
| 250 to 499 miles | S | S | S | S | S | S | 29.9 |
| 500 to 749 miles | S | S | S | S | S | S | 31.6 |
| 750 to 999 miles | – | – | – | – | – | – | – |
| 1,000 to 1,499 miles | – | – | – | – | – | – | – |
| 1,500 to 1,999 miles | – | – | – | – | – | – | – |
| 2,000 miles or more | – | – | – | – | – | – | – |
SCTG 5, Meat, fish, seafood, and their preparations
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 32.3 | – | 38.4 | – | 45.0 | – | S |
| Less than 50 miles | 34.5 | 5.8 | 40.3 | 5.7 | 38.7 | 14.3 | 20.1 |
| 50 to 99 miles | 43.4 | 1.1 | 44.1 | 1.1 | 45.4 | 3.2 | 21.5 |
| 100 to 249 miles | S | S | S | S | S | S | 26.6 |
| 250 to 499 miles | S | S | S | S | S | S | 29.9 |
| 500 to 749 miles | – | – | – | – | – | – | – |
| 750 to 999 miles | – | – | – | – | – | – | – |
| 1,000 to 1,499 miles | S | S | S | S | S | S | 31.6 |
| 1,500 to 1,999 miles | – | – | – | – | – | – | – |
| 2,000 miles or more | S | S | S | S | S | S | 31.6 |
SCTG 6, Milled grain products and preparations, and bakery products
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 38.4 | – | 41.4 | – | 36.9 | – | S |
| Less than 50 miles | S | S | S | S | 42.6 | 18.0 | 33.6 |
| 50 to 99 miles | S | S | S | S | S | S | 27.9 |
| 100 to 249 miles | 38.5 | 2.4 | 44.9 | 2.1 | 45.3 | 3.3 | 18.9 |
| 250 to 499 miles | 35.3 | 3.2 | 44.2 | 2.3 | 44.5 | 5.2 | 18.4 |
| 500 to 749 miles | S | S | S | S | S | S | 29.8 |
| 750 to 999 miles | S | S | S | S | S | S | 29.8 |
| 1,000 to 1,499 miles | S | S | S | S | S | S | 25.9 |
| 1,500 to 1,999 miles | 47.9 | 6.8 | 43.4 | 7.1 | 43.4 | 17.5 | 23.6 |
| 2,000 miles or more | S | S | S | S | S | S | 27.9 |
SCTG 7, Other prepared foodstuffs and fats and oil
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 15.9 | – | 14.4 | – | 25.0 | – | S |
| Less than 50 miles | 19.1 | 7.6 | 20.6 | 9.4 | 24.4 | 6.3 | 13.1 |
| 50 to 99 miles | 28.4 | 1.4 | 28.6 | 0.8 | 27.4 | 3.0 | 11.9 |
| 100 to 249 miles | 23.7 | 2.5 | 24.1 | 2.5 | 23.7 | 1.7 | 5.6 |
| 250 to 499 miles | 32.5 | 5.1 | 41.9 | 6.7 | 44.0 | 7.5 | 11.2 |
| 500 to 749 miles | 37.3 | 1.2 | 40.8 | 1.2 | 39.9 | 1.7 | 10.8 |
| 750 to 999 miles | 22.0 | 1.1 | 19.9 | 0.9 | 19.9 | 3.7 | 10.6 |
| 1,000 to 1,499 miles | 43.6 | 2.0 | 46.4 | 1.4 | 46.9 | 5.0 | 21.2 |
| 1,500 to 1,999 miles | S | S | 49.4 | 1.2 | 49.6 | 6.3 | 23.6 |
| 2,000 miles or more | 35.0 | 1.4 | 39.8 | 0.9 | 40.5 | 5.4 | 18.5 |
SCTG 8, Alcoholic beverages
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 13.8 | – | 18.3 | – | 29.1 | – | 11.2 |
| Less than 50 miles | 14.2 | 0.8 | 18.8 | 2.1 | 21.3 | 10.7 | 5.9 |
| 50 to 99 miles | 36.2 | 0.7 | S | S | S | S | 15.6 |
| 100 to 249 miles | 38.8 | 0.2 | 41.0 | 0.2 | 44.5 | 1.9 | 19.4 |
| 250 to 499 miles | S | S | S | S | S | S | 28.0 |
| 500 to 749 miles | S | S | S | S | S | S | 29.8 |
| 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 | 31.6 |
SCTG 9, Tobacco products
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | S | S | S | S | S | S | 26.6 |
| Less than 50 miles | S | S | S | S | S | S | 26.4 |
| 50 to 99 miles | S | S | S | S | S | S | 30.2 |
| 100 to 249 miles | S | S | S | S | S | S | 27.9 |
| 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 | – | – | – | – | – | – | – |
SCTG 10, Monumental or building stone
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | S | S | 46.7 | – | S | S | 23.1 |
| Less than 50 miles | S | S | 46.7 | – | S | S | 26.0 |
| 50 to 99 miles | – | – | – | – | – | – | – |
| 100 to 249 miles | S | S | S | S | S | S | 31.6 |
| 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 | – | – | – | – | – | – | – |
SCTG 11, Natural sands
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 43.0 | – | 45.1 | – | 41.5 | – | 29.6 |
| Less than 50 miles | S | S | S | S | S | S | 41.3 |
| 50 to 99 miles | S | S | S | S | S | S | 31.6 |
| 100 to 249 miles | 36.5 | 8.5 | 42.7 | 9.9 | 42.8 | 9.7 | 23.6 |
| 250 to 499 miles | 40.9 | 11.1 | 41.0 | 7.8 | 41.1 | 16.9 | 25.8 |
| 500 to 749 miles | S | S | S | S | S | S | 31.6 |
| 750 to 999 miles | – | – | – | – | – | – | – |
| 1,000 to 1,499 miles | S | S | S | S | S | S | 31.6 |
| 1,500 to 1,999 miles | – | – | – | – | – | – | – |
| 2,000 miles or more | – | – | – | – | – | – | – |
SCTG 12, Gravel and crushed stone
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 28.1 | – | 32.6 | – | S | S | S |
| Less than 50 miles | 33.6 | 9.7 | 32.0 | 9.9 | 34.9 | 16.0 | 20.1 |
| 50 to 99 miles | S | S | S | S | S | S | 26.0 |
| 100 to 249 miles | S | S | S | S | S | S | 24.4 |
| 250 to 499 miles | S | S | S | S | S | S | 28.3 |
| 500 to 749 miles | S | S | S | S | S | S | 27.9 |
| 750 to 999 miles | S | S | S | S | S | S | 31.6 |
| 1,000 to 1,499 miles | S | S | S | S | S | S | 31.6 |
| 1,500 to 1,999 miles | S | S | S | S | S | S | 31.6 |
| 2,000 miles or more | S | S | S | S | S | S | 31.6 |
SCTG 13, Nonmetallic minerals nec
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 20.8 | – | 22.1 | – | 28.6 | – | 31.7 |
| Less than 50 miles | S | S | S | S | S | S | 30.6 |
| 50 to 99 miles | S | S | S | S | S | S | 30.5 |
| 100 to 249 miles | S | S | S | S | S | S | 26.1 |
| 250 to 499 miles | 29.7 | 8.9 | 30.8 | 6.3 | 31.2 | 3.5 | 15.0 |
| 500 to 749 miles | 36.5 | 2.3 | 40.9 | 2.5 | 41.0 | 2.9 | 21.2 |
| 750 to 999 miles | 45.2 | 0.9 | S | S | S | S | 25.9 |
| 1,000 to 1,499 miles | 31.2 | 1.8 | 40.5 | 3.6 | 40.9 | 7.9 | 21.3 |
| 1,500 to 1,999 miles | S | S | S | S | S | S | 27.9 |
| 2,000 miles or more | S | S | S | S | S | S | 31.6 |
SCTG 14, Metallic ores and concentrates
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 41.8 | – | 33.1 | – | 40.2 | – | 36.2 |
| Less than 50 miles | S | S | S | S | S | S | 31.6 |
| 50 to 99 miles | – | – | – | – | – | – | – |
| 100 to 249 miles | S | S | S | S | S | S | 27.9 |
| 250 to 499 miles | 40.1 | 16.8 | 37.4 | 16.5 | 37.7 | 18.4 | 21.1 |
| 500 to 749 miles | – | – | – | – | – | – | – |
| 750 to 999 miles | – | – | – | – | – | – | – |
| 1,000 to 1,499 miles | S | S | S | S | S | S | 27.9 |
| 1,500 to 1,999 miles | S | S | S | S | S | S | 27.9 |
| 2,000 miles or more | S | S | S | S | S | S | 29.8 |
SCTG 15, Coal
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| 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 | – | – | – | – | – | – | – |
SCTG 17, Gasoline and aviation turbine fuel
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | S | S | S | S | S | S | 27.5 |
| Less than 50 miles | S | S | S | S | S | S | 25.1 |
| 50 to 99 miles | S | S | S | S | S | S | 28.2 |
| 100 to 249 miles | S | S | S | S | S | S | 28.4 |
| 250 to 499 miles | S | S | S | S | S | S | 29.8 |
| 500 to 749 miles | S | S | S | S | S | S | 29.8 |
| 750 to 999 miles | – | – | – | – | – | – | – |
| 1,000 to 1,499 miles | – | – | – | – | – | – | – |
| 1,500 to 1,999 miles | – | – | – | – | – | – | – |
| 2,000 miles or more | – | – | – | – | – | – | – |
SCTG 18, Fuel oils
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 49.2 | – | S | S | 41.3 | – | 27.9 |
| Less than 50 miles | S | S | S | S | S | S | 26.9 |
| 50 to 99 miles | S | S | S | S | S | S | 30.5 |
| 100 to 249 miles | S | S | S | S | S | S | 31.6 |
| 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 | – | – | – | – | – | – | – |
SCTG 19, Coal and petroleum products, nec
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | S | S | S | S | 32.9 | – | S |
| Less than 50 miles | S | S | S | S | S | S | 41.3 |
| 50 to 99 miles | – | – | – | – | – | – | – |
| 100 to 249 miles | S | S | S | S | S | S | 28.0 |
| 250 to 499 miles | – | – | – | – | – | – | – |
| 500 to 749 miles | S | S | S | S | S | S | 31.6 |
| 750 to 999 miles | – | – | – | – | – | – | – |
| 1,000 to 1,499 miles | – | – | – | – | – | – | – |
| 1,500 to 1,999 miles | S | S | S | S | S | S | 31.6 |
| 2,000 miles or more | – | – | – | – | – | – | – |
SCTG 20, Basic chemicals
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 33.6 | – | 32.4 | – | 37.0 | – | 24.3 |
| Less than 50 miles | S | S | S | S | 45.9 | 11.3 | 21.2 |
| 50 to 99 miles | S | S | S | S | S | S | 24.4 |
| 100 to 249 miles | 29.4 | 5.3 | 32.0 | 5.0 | 35.1 | 6.8 | 15.9 |
| 250 to 499 miles | 41.1 | 6.8 | 49.1 | 7.1 | 49.6 | 11.5 | 18.7 |
| 500 to 749 miles | S | S | S | S | S | S | 24.7 |
| 750 to 999 miles | S | S | S | S | S | S | 28.3 |
| 1,000 to 1,499 miles | S | S | S | S | S | S | 27.9 |
| 1,500 to 1,999 miles | S | S | S | S | S | S | 23.6 |
| 2,000 miles or more | S | S | S | S | S | S | 25.9 |
SCTG 21, Pharmaceutical products
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 39.1 | – | 38.5 | – | 43.8 | – | 27.0 |
| Less than 50 miles | S | S | S | S | S | S | 35.0 |
| 50 to 99 miles | S | S | S | S | S | S | 30.1 |
| 100 to 249 miles | S | S | S | S | S | S | 18.3 |
| 250 to 499 miles | 44.4 | 5.2 | 36.4 | 1.8 | 35.5 | 1.9 | 24.7 |
| 500 to 749 miles | S | S | 38.6 | 1.3 | 38.0 | 1.2 | 21.9 |
| 750 to 999 miles | S | S | S | S | S | S | 23.0 |
| 1,000 to 1,499 miles | S | S | 49.7 | 2.3 | S | S | 21.7 |
| 1,500 to 1,999 miles | 45.4 | 4.4 | S | S | S | S | 21.3 |
| 2,000 miles or more | S | S | S | S | S | S | 21.3 |
SCTG 22, Fertilizers
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | S | S | S | S | S | S | 28.3 |
| Less than 50 miles | S | S | S | S | S | S | 27.1 |
| 50 to 99 miles | – | – | – | – | – | – | – |
| 100 to 249 miles | S | S | S | S | S | S | 31.0 |
| 250 to 499 miles | S | S | S | S | S | S | 27.9 |
| 500 to 749 miles | S | S | S | S | S | S | 29.9 |
| 750 to 999 miles | – | – | – | – | – | – | – |
| 1,000 to 1,499 miles | S | S | S | S | S | S | 29.8 |
| 1,500 to 1,999 miles | – | – | – | – | – | – | – |
| 2,000 miles or more | – | – | – | – | – | – | – |
SCTG 23, Chemical products and preparations, nec
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 17.4 | – | 45.8 | – | 22.5 | – | 31.8 |
| Less than 50 miles | 29.7 | 6.6 | S | S | S | S | 18.7 |
| 50 to 99 miles | 35.0 | 2.4 | S | S | S | S | 18.0 |
| 100 to 249 miles | 17.2 | 1.5 | S | S | 44.2 | 5.8 | 5.5 |
| 250 to 499 miles | 22.0 | 5.0 | 33.8 | 7.6 | 28.9 | 3.9 | 7.9 |
| 500 to 749 miles | 24.2 | 1.0 | 22.4 | 1.6 | 22.7 | 1.6 | 10.7 |
| 750 to 999 miles | 40.5 | 2.3 | 41.1 | 1.8 | 41.2 | 4.4 | 21.1 |
| 1,000 to 1,499 miles | 30.1 | 0.5 | 33.5 | 0.5 | 32.3 | 1.2 | 19.1 |
| 1,500 to 1,999 miles | 49.7 | 2.1 | S | S | S | S | 21.6 |
| 2,000 miles or more | S | S | S | S | S | S | 27.9 |
SCTG 24, Plastics and rubber
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 18.8 | – | 29.9 | – | 30.4 | – | 17.3 |
| Less than 50 miles | 40.8 | 9.1 | 47.1 | 13.4 | 37.2 | 0.2 | 32.2 |
| 50 to 99 miles | S | S | 47.2 | 1.0 | 47.9 | 0.2 | 13.7 |
| 100 to 249 miles | 31.1 | 4.5 | 35.8 | 7.8 | 38.7 | 3.9 | 2.7 |
| 250 to 499 miles | 34.7 | 6.1 | 32.0 | 8.0 | 28.6 | 6.1 | 3.2 |
| 500 to 749 miles | 31.3 | 1.7 | 39.5 | 1.9 | 38.5 | 2.9 | 2.2 |
| 750 to 999 miles | 32.3 | 1.0 | 49.0 | 1.1 | S | S | 1.8 |
| 1,000 to 1,499 miles | 37.9 | 1.4 | S | S | S | S | 2.8 |
| 1,500 to 1,999 miles | 38.7 | 1.7 | S | S | S | S | 10.7 |
| 2,000 miles or more | 33.4 | 3.8 | 32.6 | 1.6 | 32.4 | 7.1 | 15.0 |
SCTG 25, Logs and other wood in the rough
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | S | S | S | S | S | S | 31.6 |
| Less than 50 miles | S | S | S | S | S | S | 31.6 |
| 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 | – | – | – | – | – | – | – |
SCTG 26, Wood products
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 18.0 | – | 20.6 | – | 21.9 | – | 35.1 |
| Less than 50 miles | 21.7 | 7.6 | 23.6 | 9.7 | 26.2 | 10.4 | 5.8 |
| 50 to 99 miles | S | S | S | S | S | S | 26.0 |
| 100 to 249 miles | 28.4 | 8.1 | 25.0 | 10.6 | 27.4 | 12.5 | 16.3 |
| 250 to 499 miles | S | S | S | S | S | S | 24.1 |
| 500 to 749 miles | S | S | S | S | S | S | 26.0 |
| 750 to 999 miles | – | – | – | – | – | – | – |
| 1,000 to 1,499 miles | – | – | – | – | – | – | – |
| 1,500 to 1,999 miles | S | S | S | S | S | S | 31.6 |
| 2,000 miles or more | S | S | S | S | S | S | 31.6 |
SCTG 27, Pulp, newsprint, paper, and paperboard
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 41.0 | – | S | S | 48.8 | – | 49.0 |
| Less than 50 miles | S | S | S | S | S | S | 33.1 |
| 50 to 99 miles | – | – | – | – | – | – | – |
| 100 to 249 miles | S | S | S | S | S | S | 21.5 |
| 250 to 499 miles | S | S | S | S | S | S | 26.0 |
| 500 to 749 miles | 43.3 | 0.9 | 48.7 | 1.2 | 46.9 | 3.1 | 23.7 |
| 750 to 999 miles | S | S | S | S | S | S | 29.8 |
| 1,000 to 1,499 miles | S | S | 49.2 | 2.2 | 48.7 | 2.4 | 25.8 |
| 1,500 to 1,999 miles | 49.9 | 4.8 | S | S | S | S | 25.8 |
| 2,000 miles or more | S | S | S | S | S | S | 27.9 |
SCTG 28, Paper or paperboard articles
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 25.2 | – | S | S | S | S | 25.8 |
| Less than 50 miles | 42.8 | 12.1 | 45.9 | 17.5 | 48.6 | 3.4 | S |
| 50 to 99 miles | S | S | S | S | S | S | 22.7 |
| 100 to 249 miles | 40.5 | 7.6 | S | S | S | S | 4.9 |
| 250 to 499 miles | 28.6 | 4.3 | S | S | S | S | 18.4 |
| 500 to 749 miles | 33.5 | 4.2 | S | S | S | S | 11.0 |
| 750 to 999 miles | 46.6 | 0.5 | 48.1 | 0.6 | 49.5 | 1.3 | 21.2 |
| 1,000 to 1,499 miles | 36.2 | 2.0 | 40.5 | 1.9 | 40.3 | 5.3 | 23.8 |
| 1,500 to 1,999 miles | 49.6 | 0.5 | S | S | S | S | 23.6 |
| 2,000 miles or more | S | S | S | S | S | S | 27.9 |
SCTG 29, Printed products
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 26.8 | – | S | S | S | S | 17.1 |
| Less than 50 miles | 41.4 | 10.0 | S | S | S | S | 17.7 |
| 50 to 99 miles | S | S | 45.2 | 0.6 | 41.3 | 0.2 | 15.8 |
| 100 to 249 miles | S | S | S | S | S | S | 18.0 |
| 250 to 499 miles | 22.5 | 8.2 | 32.1 | 10.3 | 32.6 | 10.5 | 10.6 |
| 500 to 749 miles | 47.3 | 1.7 | S | S | S | S | 10.7 |
| 750 to 999 miles | 43.3 | 0.9 | S | S | S | S | 10.6 |
| 1,000 to 1,499 miles | S | S | 48.7 | 0.3 | S | S | 15.3 |
| 1,500 to 1,999 miles | 41.8 | 1.1 | S | S | S | S | 12.0 |
| 2,000 miles or more | S | S | 46.0 | 1.3 | 45.7 | 4.8 | 15.3 |
SCTG 30, Textiles, leather, and articles of textiles or leather
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 31.7 | – | 28.6 | – | 35.1 | – | 14.2 |
| Less than 50 miles | 41.7 | 1.2 | 38.7 | 2.0 | 32.3 | – | 27.6 |
| 50 to 99 miles | 37.0 | 1.1 | 37.8 | 0.7 | 39.7 | 0.2 | 15.6 |
| 100 to 249 miles | 28.9 | 3.0 | 24.8 | 3.9 | 25.7 | 3.1 | 3.0 |
| 250 to 499 miles | 35.3 | 4.2 | 31.0 | 3.6 | 30.6 | 6.7 | 2.0 |
| 500 to 749 miles | S | S | 29.6 | 1.1 | 29.6 | 2.7 | 3.0 |
| 750 to 999 miles | 34.4 | 2.9 | 32.9 | 1.9 | 34.7 | 2.4 | 1.9 |
| 1,000 to 1,499 miles | 38.1 | 1.7 | 40.7 | 1.7 | 39.2 | 2.0 | 1.6 |
| 1,500 to 1,999 miles | 42.5 | 4.4 | 44.0 | 4.6 | 43.3 | 7.8 | 1.5 |
| 2,000 miles or more | 41.0 | 3.8 | 46.7 | 2.4 | 47.4 | 5.9 | 1.6 |
SCTG 31, Nonmetallic mineral products
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 25.8 | – | 29.0 | – | S | S | S |
| Less than 50 miles | 29.6 | 11.3 | 37.6 | 13.8 | 34.7 | 7.6 | 12.1 |
| 50 to 99 miles | S | S | S | S | S | S | 18.6 |
| 100 to 249 miles | 43.7 | 4.2 | S | S | S | S | 6.5 |
| 250 to 499 miles | S | S | S | S | S | S | 3.0 |
| 500 to 749 miles | S | S | S | S | S | S | 3.8 |
| 750 to 999 miles | S | S | S | S | S | S | 21.8 |
| 1,000 to 1,499 miles | S | S | S | S | S | S | 17.6 |
| 1,500 to 1,999 miles | S | S | 21.1 | 0.3 | 20.5 | 3.5 | 15.0 |
| 2,000 miles or more | 30.2 | 0.6 | 28.8 | – | 29.4 | 3.0 | 10.8 |
SCTG 32, Base metal in primary or seminifinished forms and in finished basic shapes
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 35.6 | – | S | S | 49.2 | – | 24.3 |
| Less than 50 miles | 41.4 | 8.7 | S | S | S | S | 18.6 |
| 50 to 99 miles | S | S | S | S | S | S | 19.6 |
| 100 to 249 miles | 44.3 | 7.9 | S | S | S | S | 18.5 |
| 250 to 499 miles | S | S | S | S | S | S | 21.3 |
| 500 to 749 miles | 47.4 | 1.2 | S | S | S | S | 15.5 |
| 750 to 999 miles | S | S | S | S | S | S | 36.1 |
| 1,000 to 1,499 miles | 36.3 | 2.4 | 38.3 | 1.6 | 42.0 | 2.4 | 21.4 |
| 1,500 to 1,999 miles | S | S | S | S | S | S | 18.3 |
| 2,000 miles or more | 39.0 | 7.8 | 38.6 | 5.7 | 38.7 | 10.7 | 23.8 |
SCTG 33, Articles of base metal
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 38.1 | – | 42.2 | – | 41.3 | – | 20.1 |
| Less than 50 miles | 31.9 | 10.4 | S | S | S | S | 13.8 |
| 50 to 99 miles | 26.5 | 0.9 | S | S | 46.6 | 0.7 | 11.3 |
| 100 to 249 miles | S | S | 45.9 | 2.9 | 47.6 | 2.8 | 4.7 |
| 250 to 499 miles | 49.2 | 3.5 | 46.8 | 5.0 | 47.1 | 6.0 | 4.0 |
| 500 to 749 miles | S | S | S | S | S | S | 11.3 |
| 750 to 999 miles | S | S | 39.5 | 1.9 | 39.0 | 3.9 | 18.3 |
| 1,000 to 1,499 miles | S | S | S | S | S | S | 15.2 |
| 1,500 to 1,999 miles | S | S | S | S | S | S | 11.1 |
| 2,000 miles or more | 50.0 | 1.9 | 36.8 | 0.9 | 39.9 | 2.9 | 10.8 |
SCTG 34, Machinery
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 15.5 | – | 32.5 | – | S | S | 20.4 |
| Less than 50 miles | 22.8 | 7.1 | 32.3 | 8.2 | 49.0 | 0.2 | 27.3 |
| 50 to 99 miles | 40.3 | 1.0 | 37.0 | 0.7 | 36.1 | 0.1 | 16.0 |
| 100 to 249 miles | 24.6 | 2.8 | 36.1 | 3.5 | 37.5 | 1.6 | 11.1 |
| 250 to 499 miles | 28.5 | 5.1 | 35.4 | 6.7 | 35.8 | 9.6 | 3.9 |
| 500 to 749 miles | 37.0 | 0.7 | S | S | S | S | 4.9 |
| 750 to 999 miles | 49.0 | 1.4 | S | S | S | S | 15.2 |
| 1,000 to 1,499 miles | 39.3 | 2.7 | S | S | S | S | 11.2 |
| 1,500 to 1,999 miles | S | S | S | S | S | S | 2.8 |
| 2,000 miles or more | 20.9 | 1.6 | 37.3 | 0.9 | 35.7 | 5.7 | 1.5 |
SCTG 35, Electronic and other electrical equipment and components and office equipment
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 29.1 | – | 31.2 | – | 29.2 | – | 15.3 |
| Less than 50 miles | S | S | S | S | S | S | 18.1 |
| 50 to 99 miles | S | S | S | S | S | S | 11.5 |
| 100 to 249 miles | S | S | 46.7 | 2.7 | 48.5 | 0.7 | 4.8 |
| 250 to 499 miles | 37.2 | 3.7 | 40.9 | 4.5 | 41.6 | 4.6 | 10.6 |
| 500 to 749 miles | S | S | 37.3 | 2.1 | 36.8 | 1.9 | 10.8 |
| 750 to 999 miles | 48.0 | 1.3 | S | S | S | S | 14.9 |
| 1,000 to 1,499 miles | 32.5 | 1.2 | 32.6 | 1.5 | 32.4 | 1.7 | 10.6 |
| 1,500 to 1,999 miles | 34.6 | 2.5 | 32.5 | 3.2 | 37.7 | 4.5 | 3.6 |
| 2,000 miles or more | 32.2 | 3.0 | 25.7 | 5.0 | 25.8 | 6.0 | 1.7 |
SCTG 36, Motorized and other vehicles (including parts)
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 26.2 | – | 18.1 | – | 26.6 | – | 16.5 |
| Less than 50 miles | S | S | S | S | S | S | 31.8 |
| 50 to 99 miles | S | S | S | S | 46.8 | 0.1 | 19.6 |
| 100 to 249 miles | 24.3 | 4.1 | 33.7 | 7.5 | 36.5 | 5.2 | 12.1 |
| 250 to 499 miles | 28.9 | 2.8 | 21.3 | 2.6 | 22.7 | 2.1 | 11.9 |
| 500 to 749 miles | 26.9 | 2.6 | 26.6 | 4.8 | 26.1 | 6.7 | 6.3 |
| 750 to 999 miles | S | S | S | S | S | S | 11.1 |
| 1,000 to 1,499 miles | S | S | S | S | S | S | 7.6 |
| 1,500 to 1,999 miles | 44.8 | 3.0 | 43.7 | 2.0 | 46.9 | 5.4 | 7.0 |
| 2,000 miles or more | 38.6 | 1.9 | 42.5 | 1.7 | 41.7 | 4.5 | 3.1 |
SCTG 37, Transportation equipment, nec
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | S | S | 34.7 | – | 35.5 | – | 15.4 |
| Less than 50 miles | S | S | S | S | S | S | 31.6 |
| 50 to 99 miles | – | – | – | – | – | – | – |
| 100 to 249 miles | S | S | S | S | S | S | 23.8 |
| 250 to 499 miles | 31.0 | 4.0 | 28.3 | 4.8 | 29.6 | 1.7 | 15.0 |
| 500 to 749 miles | 45.8 | 4.8 | S | S | S | S | 18.3 |
| 750 to 999 miles | S | S | S | S | S | S | 31.6 |
| 1,000 to 1,499 miles | 48.6 | 5.7 | 42.2 | 5.6 | 41.7 | 5.7 | 18.4 |
| 1,500 to 1,999 miles | S | S | S | S | S | S | 15.2 |
| 2,000 miles or more | S | S | 42.6 | 5.0 | 44.1 | 7.6 | 15.1 |
SCTG 38, Precision instruments and apparatus
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 40.0 | – | S | S | S | S | S |
| Less than 50 miles | S | S | S | S | S | S | 44.6 |
| 50 to 99 miles | S | S | S | S | S | S | 24.5 |
| 100 to 249 miles | S | S | S | S | S | S | 21.4 |
| 250 to 499 miles | 45.3 | 9.5 | S | S | S | S | 18.9 |
| 500 to 749 miles | S | S | S | S | S | S | 29.8 |
| 750 to 999 miles | S | S | S | S | S | S | 29.8 |
| 1,000 to 1,499 miles | S | S | S | S | S | S | 25.9 |
| 1,500 to 1,999 miles | S | S | S | S | S | S | 25.9 |
| 2,000 miles or more | S | S | S | S | S | S | 27.9 |
SCTG 39, Furniture, mattresses and mattress supports, lamps, lighting fittings, and
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | S | S | S | S | 43.3 | – | 24.2 |
| Less than 50 miles | S | S | S | S | S | S | 29.5 |
| 50 to 99 miles | S | S | S | S | S | S | 28.2 |
| 100 to 249 miles | S | S | S | S | S | S | 28.2 |
| 250 to 499 miles | S | S | 41.5 | 11.6 | 42.3 | 10.3 | 21.3 |
| 500 to 749 miles | S | S | S | S | S | S | 29.9 |
| 750 to 999 miles | S | S | S | S | S | S | 28.1 |
| 1,000 to 1,499 miles | S | S | S | S | S | S | 28.0 |
| 1,500 to 1,999 miles | S | S | S | S | S | S | 31.6 |
| 2,000 miles or more | S | S | S | S | S | S | 31.6 |
SCTG 40, Miscellaneous manufactured products
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 13.9 | – | 49.5 | – | 33.1 | – | 30.0 |
| Less than 50 miles | 49.0 | 5.5 | S | S | 42.7 | 4.6 | 23.6 |
| 50 to 99 miles | 42.7 | 0.7 | 46.0 | 1.8 | 42.9 | 4.4 | 15.6 |
| 100 to 249 miles | 22.8 | 1.8 | S | S | S | S | S |
| 250 to 499 miles | 21.9 | 7.0 | 49.5 | 2.8 | S | S | 4.4 |
| 500 to 749 miles | 35.3 | 0.6 | 38.2 | 0.8 | 37.8 | 1.4 | 25.8 |
| 750 to 999 miles | 36.1 | 0.4 | S | S | S | S | 17.3 |
| 1,000 to 1,499 miles | 28.7 | 1.3 | 36.5 | 3.1 | 36.1 | 3.6 | 4.8 |
| 1,500 to 1,999 miles | 25.2 | 1.5 | 49.5 | 2.8 | 49.5 | 9.1 | 1.7 |
| 2,000 miles or more | 45.6 | 8.3 | 30.7 | 2.1 | 32.3 | 7.8 | 2.2 |
SCTG 41, Waste and scrap
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | S | S | S | S | S | S | 27.7 |
| Less than 50 miles | S | S | S | S | S | S | 31.6 |
| 50 to 99 miles | – | – | – | – | – | – | – |
| 100 to 249 miles | S | S | S | S | S | S | 31.6 |
| 250 to 499 miles | S | S | S | S | S | S | 28.5 |
| 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 | – | – | – | – | – | – | – |
SCTG 43, Mixed freight
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 46.9 | – | 34.7 | – | S | S | S |
| Less than 50 miles | 37.9 | 13.3 | 39.5 | 12.7 | 35.8 | 11.0 | 16.3 |
| 50 to 99 miles | 46.5 | 1.8 | 45.6 | 1.7 | 47.4 | 6.5 | 15.8 |
| 100 to 249 miles | S | S | S | S | S | S | 11.1 |
| 250 to 499 miles | 39.1 | 5.6 | S | S | S | S | 10.8 |
| 500 to 749 miles | S | S | S | S | S | S | 14.9 |
| 750 to 999 miles | 42.3 | 0.2 | S | S | S | S | 21.1 |
| 1,000 to 1,499 miles | S | S | 38.0 | 0.3 | 36.7 | 0.7 | 23.6 |
| 1,500 to 1,999 miles | S | S | S | S | S | S | 15.0 |
| 2,000 miles or more | 47.5 | 2.4 | 38.8 | 2.4 | 38.0 | 6.3 | 18.3 |
Commodity unknown
| Distance Shipped | Value | Tons | Ton-miles | CV of average miles per shipment |
|||
|---|---|---|---|---|---|---|---|
| CV | Std. error of percent |
CV | Std. error of percent |
CV | Std. error of percent |
||
| All distances | 20.8 | – | 46.7 | – | S | S | 27.0 |
| Less than 50 miles | 31.0 | 12.1 | S | S | S | S | 23.1 |
| 50 to 99 miles | S | S | S | S | S | S | 28.5 |
| 100 to 249 miles | S | S | S | S | S | S | 28.0 |
| 250 to 499 miles | S | S | S | S | S | S | 25.3 |
| 500 to 749 miles | S | S | 41.5 | 5.3 | 41.8 | 10.4 | 23.9 |
| 750 to 999 miles | S | S | S | S | S | S | 31.6 |
| 1,000 to 1,499 miles | S | S | S | S | S | S | 31.6 |
| 1,500 to 1,999 miles | S | S | S | S | S | S | 29.9 |
| 2,000 miles or more | S | S | S | S | S | S | 29.8 |
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.