(Short tons, thousands)
| 2000 | 2005 | 2006 | 2007 | 2008 | |
|---|---|---|---|---|---|
| Imports | 687 | 897 | 926 | 934 | 859 |
| Exports | 564 | 669 | 754 | 810 | 794 |
| TOTAL | 1,250 | 1,566 | 1,681 | 1,743 | 1,652 |
SOURCE: U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics, Form 41 Traffic-Segment Data, various years, as of July 20, 2009.