"Table 2-2 U.S. Privately Owned Fleets, 2001-2005 (Vessels)",,,,,, Trade,2001,2002,2003,2004,2005,Percent Change 2001-05 Ocean,740,685,701,714,736,-0.5 Tanker,286,271,287,290,275,-3.8 Double-hull,131,138,173,187,193,47.3 Dry bulk,198,174,163,175,201,1.5 Lakers,52,51,50,49,48,-7.7 Container,84,80,82,85,86,2.4 Ro-Ro,54,53,54,53,58,7.4 Gas,16,17,17,17,18,12.5 Combination,13,13,15,11,12,-7.7 General Cargo,37,26,33,34,38,2.7 Offshore supply,465,479,490,518,532,14.4 Coastal & waterways,"38,769","38,094","37,082","37,209","38,098",-1.7 Tugs,"5,180","5,150","5,172","5,314","5,510",6.4 Dry Cargo barges,"28,888","28,281","27,272","27,197","27,690",-4.1 Tank Barges,"4,122","4,068","4,031","4,069","4,254",3.2 Double-Hull,"2,717","2,820","2,809","2,895","3,045",12.1 Ferries,579,595,607,629,644,11.2 "SOURCES: Clarksons Research Services Limited, Shipping Vessel Register for ocean and offshore; U.S. Army Corps of Engineers, Transportation Lines of the United States for coastal and waterways. ",,,,,,