90-Percent Confidence Intervals for 1993 Commodity Flow Survey State Summary: Maryland
Tuesday, July 3, 2012
90-Percent Confidence Intervals for 1993 Commodity Flow Survey State Summary: Maryland
Tabulation by the Bureau of Transportation Statistics, U.S. Department of Transportation
| Summary | Value | Weight |
|---|---|---|
| Total shipments originating in Maryland (in billion $ and million tons) | 84.08 - 112.92 | 98.88 - 147.52 |
| Percent of total U.S. shipments (preliminary U.S. estimate) | 1.39 - 1.87 | 1.00 - 1.50 |
Commodity Shipments Originating in Maryland Ranked by Value
| Commodity | Percent of value |
|---|---|
| Food or kindred products | 12.6 - 32.4 |
| Transportation equipment | 11.9 - 20.5 |
| Chemicals or allied products | 5.2 - 8.9 |
| Electrical machinery, equipment, or supplies | 4.6 - 8.9 |
| Machinery, including computers | 2.8 - 8.0 |
| Other commodities | (NA) |
| Total | (X) |
Commodity Shipments Originating in Maryland Ranked by Weight
| Commodity | Percent of weight |
|---|---|
| Nonmetallic minerals | 14.4 - 41.8 |
| Food and kindred products | 9.6 - 23.1 |
| Petroleum or coal products | 3.5 - 29.0 |
| Clay, concrete, glass, or stone products | 5.1 - 10.6 |
| Chemicals or allied products | 3.4 - 6.6 |
| Other commodities | (NA) |
| Total | (X) |
Domestic Destinations of Shipments Originating in Maryland Ranked by Value
| State | Percent of value |
|---|---|
| Maryland | 29.0 - 33.0 |
| Virginia | 10.5 - 12.8 |
| Pennsylvania | 7.2 - 9.8 |
| New York | 5.4 - 8.0 |
| New Jersey | 3.5 - 7.1 |
| District of Columbia | 2.4 - 5.7 |
| Other States | (NA) |
| Total | (X) |
Domestic Destinations of Shipments Originating in Maryland Ranked by Weight
| State | Percent of weight |
|---|---|
| Maryland | 52.0 - 61.2 |
| Virginia | 5.4 - 10.6 |
| Pennsylvania | 5.4 - 8.4 |
| Delaware | 3.3 - 5.6 |
| District of Columbia | 1.6 - 4.9 |
| New Jersey | 1.7 - 4.0 |
| Other States | (NA) |
| Total | (X) |
Modes of Transportation for Shipments Originating in Maryland
| Modes | Percent of value | Percent of weight |
|---|---|---|
| Parcel, U.S. Postal Service, or courier service | 9.0 - 14.2 | 0.2 - 0.6 |
| Truck (for-hire, private, and both private truck and for-hire truck) | 75.9 - 85.7 | 76.2 - 91.4 |
| Air (including truck and air) | 0.5 - 1.1 | (X) |
| Rail | 2.4 - 4.7 | 3.0 - 7.2 |
| Water (inland water, Great Lakes, deep sea, truck and water, and rail and water) | (X) | (X) |
| Pipeline* | (X) | (X) |
| Truck and rail intermodal combination | 0.0 - 0.3 | (X) |
| Other intermodal (truck and pipeline, inland and Gt. Lakes, inland and deep sea) | (X) | (X) |
| Other, unknown, and withheld for sampling and disclosure reasons | 3.3 - 4.3 | (X) |
| Total | (X) | (X) |
Domestic Distance Shipped for Commodities Originating in Maryland
| Distance | Percent of value | Percent of weight |
|---|---|---|
| Less than 50 miles | 36.4 - 42.0 | 64.6 - 74.2 |
| 50 to 99 miles | 8.4 - 11.0 | 8.5 - 11.8 |
| 100 to 249 miles | 14.7 - 22.3 | 6.2 - 11.4 |
| 250 to 499 miles | 10.6 - 15.8 | 4.3 - 9.9 |
| 500 to 749 miles | 5.2 - 7.5 | 1.5 - 2.9 |
| 750 to 999 miles | 3.4 - 6.7 | 0.2 - 1.6 |
| 1,000 to 1,499 miles | 2.5 - 4.1 | 0.5 - 1.5 |
| 1,500 to 1,999 miles | 0.7 - 1.3 | 0.0 - 0.3 |
| 2,000 miles or more | 2.8 - 4.4 | 0.2 - 0.6 |
| Total | (X) | (X) |
* CFS data for pipelines exclude most shipments of crude oil.
NA Not available.
X Not applicable.
NOTE: For explanation of 90-percent confidence intervals see Appendix B, "Reliability of the Data," in source document.
SOURCE: U.S. Department of Commerce, Bureau of the Census, 1992 Census of Transportation, Communications, and Utilities, 1993 Commodity Flow Survey, TC92-CF (Washington, DC: 1996).