Top 25 Water Ports by Containerized Cargo: 2008 Map
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Source
U.S. Department of Transportation, Maritime Administration, U.S. Waterborne Container Trade by U.S. Custom Ports, 1997-2008, based on data provided by Port Import/Export Reporting Service, available at http://www.marad.dot.gov/MARAD_Statistics/index.html as of June 12, 2009.
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