Number of 10,000 deadweight (DWT) or greater vessel calls
| Type | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | Percent change, 2002-2007 |
|---|---|---|---|---|---|---|---|
| Tanker | 17,320 | 18,503 | 19,316 | 20,118 | 21,231 | 21,724 | 25.4 |
| D/Hull | 10,045 | 11,905 | 14,055 | 15,869 | 17,747 | 19,026 | 89.4 |
| Product | 10,949 | 10,998 | 11,572 | 12,217 | 13,282 | 13,277 | 21.3 |
| D/Hull | 5,770 | 6,578 | 7,712 | 8,799 | 10,252 | 10,811 | 87.4 |
| Crude | 6,371 | 7,505 | 7,744 | 7,901 | 7,949 | 8,447 | 32.6 |
| D/Hull | 4,275 | 5,327 | 6,343 | 7,070 | 7,495 | 8,215 | 92.2 |
| Container | 17,138 | 17,287 | 18,279 | 18,542 | 19,591 | 19,863 | 15.9 |
| Dry Bulk | 11,112 | 10,271 | 11,631 | 11,406 | 12,508 | 11,040 | -0.6 |
| Ro-Ro | 5,632 | 5,191 | 5,317 | 5,663 | 6,318 | 6,077 | 7.9 |
| Vehicle | 3,605 | 3,113 | 3,065 | 3,652 | 4,182 | 4,084 | 13.3 |
| Gas | 739 | 926 | 916 | 969 | 961 | 917 | 24.1 |
| LNG | 89 | 164 | 173 | 203 | 213 | 202 | 127 |
| Combination | 761 | 666 | 459 | 414 | 334 | 235 | -69.1 |
| General | 3,894 | 3,915 | 3,967 | 3,935 | 4,054 | 3,948 | 1.4 |
| All Types | 56,596 | 56,759 | 59,885 | 61,047 | 64,997 | 63,804 | 12.7 |
NOTES: D/Hull = Double Hull. See Glossary for an explanation of the vessel types.
SOURCE: U.S. Department of Transportation, Maritime Administration, Vessel Calls at U.S. Ports Snapshot, 2007 (Washington, DC: May 2008), p. 1, available at http://www.marad.dot.gov/marad_statistics/ as of August 2008.