Exhibit 6a: U.S. General Imports - U.S. Customs District of Unlading and Method of Transportation Note: These data are presented on a customs value basis in millions of dollars, shipping weight in millions of KG. For information on data sources, nonsampling errors and definitions, see the Information on the Collection and Publication of Trade Statistics on page 35 of the FT900 release or at www.census.gov/foreign-trade/ft920. District Code & Description Total Value Dec. 2004 Jan. - Dec. 2004 TOTAL 127,610.12 1,469,670.75 01 Portland, ME 910.51 9,172.39 02 St. Alban's, VT 906.44 10,472.79 04 Boston, MA 1,146.19 13,241.91 05 Providence, RI 214.67 2,841.00 07 Ogdensburg, NY 2,041.37 24,249.54 09 Buffalo, NY 3,135.14 39,831.68 10 New York City, NY 15,572.44 177,605.41 11 Philadelphia, PA 3,302.29 34,563.97 13 Baltimore, MD 2,390.95 24,779.38 14 Norfolk, VA 2,318.21 24,741.05 15 Wilmington, NC 368.57 3,376.92 16 Charleston, SC 3,070.45 31,484.81 17 Savannah, GA 3,556.06 36,690.46 18 Tampa, GA 1,172.34 13,139.20 19 Mobile, AL 992.59 11,035.57 20 New Orleans, LA 6,398.93 68,753.61 21 Port Arthur, TX 1,565.45 18,495.32 23 Laredo, TX 5,928.13 73,945.10 24 El Paso, TX 2,155.37 27,033.09 25 San Diego, CA 2,101.80 25,025.26 26 Nogales, AZ 935.86 10,625.30 27 Los Angeles, CA 19,459.24 252,055.87 28 San Francisco, CA 5,198.48 57,201.43 29 Columbia-Snake, OR 964.37 11,688.21 30 Seattle, WA 6,393.33 64,899.26 31 Anchorage, AK 2,107.45 21,088.44 32 Honolulu, HI 464.30 4,800.64 33 Great Falls, MT 1,624.49 18,028.63 34 Pembina, ND 962.16 11,104.57 35 Minneapolis, MN 186.39 3,454.64 36 Duluth, MN 778.20 9,031.21 37 Milwaukee, WI 52.80 648.63 38 Detroit, MI 8,781.91 108,935.49 39 Chicago, IL 5,059.28 53,673.68 41 Cleveland, OH 1,343.31 16,338.21 45 St. Louis, MO 68.59 1,066.28 49 San Juan, PR 984.30 12,936.11 51 U.S. Virgin Islands 753.88 6,810.60 52 Miami, FL 2,841.25 30,544.70 53 Houston-Galveston, TX 6,041.93 66,495.54 54 Washington, DC 383.76 4,347.40 55 Dallas-Fort Worth, TX 1,494.32 17,218.89 60 Vessel under their own power 0.84 4.98 70 Low Value Estimate 1,481.78 16,193.58 District Code & Description Vessel Data Dec. 2004 Jan. - Dec. 2004 Value Ship. Weight Value Ship. Weight TOTAL 64,315.45 82,924.61 724,945.89 954,983.31 01 Portland, ME 249.11 878.30 2,146.20 8,526.05 02 St. Alban's, VT (-) (-) (-) (-) 04 Boston, MA 631.49 2,167.04 7,591.29 23,390.23 05 Providence, RI 214.66 329.67 2,835.37 4,549.43 07 Ogdensburg, NY 2.46 40.75 25.73 170.56 09 Buffalo, NY 8.62 73.14 188.96 1,207.15 10 New York City, NY 8,203.80 5,493.95 90,968.35 70,340.69 11 Philadelphia, PA 2,505.17 6,592.77 27,164.90 74,649.96 13 Baltimore, MD 2,373.60 2,080.39 24,410.93 22,589.51 14 Norfolk, VA 2,317.83 902.53 24,713.85 12,047.42 15 Wilmington, NC 196.27 435.37 1,823.89 4,611.13 16 Charleston, SC 3,041.10 1,417.78 31,185.11 13,485.55 17 Savannah, GA 2,107.26 1,480.20 21,889.69 16,951.57 18 Tampa, GA 1,125.13 1,932.27 12,196.95 24,454.73 19 Mobile, AL 884.67 3,239.79 9,672.85 37,956.30 20 New Orleans, LA 4,121.98 14,969.00 43,198.82 161,083.28 21 Port Arthur, TX 1,565.45 5,720.48 18,493.39 69,524.09 23 Laredo, TX 6.38 37.76 106.77 487.13 24 El Paso, TX (-) (-) (-) (-) 25 San Diego, CA 431.60 159.36 4,732.93 2,105.74 26 Nogales, AZ (-) (-) (-) (-) 27 Los Angeles, CA 16,472.87 5,805.68 216,458.68 76,809.73 28 San Francisco, CA 2,542.12 2,306.32 26,107.36 27,818.22 29 Columbia-Snake, OR 868.67 549.88 10,518.43 6,240.38 30 Seattle, WA 4,968.58 1,701.92 47,359.49 18,487.62 31 Anchorage, AK 52.35 114.59 345.72 1,045.99 32 Honolulu, HI 243.72 676.26 2,390.28 7,019.16 33 Great Falls, MT (-) (-) (-) (-) 34 Pembina, ND (-) (-) 0.23 0.12 35 Minneapolis, MN (-) (-) (-) (-) 36 Duluth, MN 11.38 26.95 95.70 341.00 37 Milwaukee, WI 22.72 150.09 249.82 1,650.89 38 Detroit, MI 68.27 476.80 918.50 5,961.16 39 Chicago, IL 93.71 420.19 1,289.94 4,796.14 41 Cleveland, OH 122.87 844.30 1,016.19 8,038.62 45 St. Louis, MO 0.05 (-) 4.57 0.49 49 San Juan, PR 659.65 1,292.48 6,619.53 14,195.91 51 U.S. Virgin Islands 728.94 2,511.62 6,629.71 24,992.42 52 Miami, FL 1,750.27 1,238.63 18,473.53 13,674.63 53 Houston-Galveston, TX 5,721.79 16,858.24 63,119.05 195,779.90 54 Washington, DC 0.91 0.08 3.18 0.41 55 Dallas-Fort Worth, TX (-) (-) (-) (-) 60 Vessel under their own power (-) (-) (-) (-) 70 Low Value Estimate (-) (-) (-) (-) District Code & Description Air Data Dec. 2004 Jan. - Dec. 2004 Value Ship. Weight Value Ship. Weight TOTAL 28,937.29 341.84 329,387.47 3,975.01 01 Portland, ME 84.69 0.28 345.29 1.21 02 St. Alban's, VT 1.96 0.10 29.95 0.84 04 Boston, MA 508.37 4.28 5,558.21 53.47 05 Providence, RI (-) (-) 0.29 (-) 07 Ogdensburg, NY 3.69 (-) 23.17 0.19 09 Buffalo, NY 15.97 0.11 225.51 1.53 10 New York City, NY 7,191.14 70.81 84,344.47 850.23 11 Philadelphia, PA 606.17 6.11 6,947.68 68.28 13 Baltimore, MD 7.67 0.26 299.01 4.53 14 Norfolk, VA 0.23 (-) 19.60 0.22 15 Wilmington, NC 170.06 1.12 1,529.11 13.54 16 Charleston, SC 0.25 (-) 7.47 0.19 17 Savannah, GA 1,446.43 17.55 14,661.23 209.18 18 Tampa, GA 46.43 1.11 889.44 15.26 19 Mobile, AL 101.56 1.50 1,331.31 15.48 20 New Orleans, LA 1,967.07 14.04 21,510.28 150.39 21 Port Arthur, TX (-) (-) (-) (-) 23 Laredo, TX 1.30 0.16 29.53 1.69 24 El Paso, TX 6.73 0.11 117.69 2.68 25 San Diego, CA (-) (-) 2.47 0.07 26 Nogales, AZ 61.53 0.37 1,236.39 6.34 27 Los Angeles, CA 2,958.22 42.06 35,039.70 519.85 28 San Francisco, CA 2,637.12 15.01 30,890.52 179.43 29 Columbia-Snake, OR 76.01 0.65 884.12 8.87 30 Seattle, WA 366.33 3.10 3,536.41 35.49 31 Anchorage, AK 2,039.45 17.32 20,581.95 190.30 32 Honolulu, HI 220.42 3.38 2,389.78 39.75 33 Great Falls, MT 56.73 0.72 577.32 7.21 34 Pembina, ND 0.20 (-) 6.27 0.05 35 Minneapolis, MN 119.95 1.31 1,585.01 15.93 36 Duluth, MN 0.10 (-) 2.06 (-) 37 Milwaukee, WI 0.75 (-) 140.10 0.15 38 Detroit, MI 155.60 3.18 1,805.69 40.10 39 Chicago, IL 3,887.12 51.93 40,185.66 571.07 41 Cleveland, OH 996.07 9.84 12,590.25 129.37 45 St. Louis, MO 15.17 0.11 164.10 1.76 49 San Juan, PR 322.78 0.88 6,298.68 12.73 51 U.S. Virgin Islands 7.86 (-) 49.01 0.34 52 Miami, FL 749.57 51.71 9,295.59 571.96 53 Houston-Galveston, TX 315.82 4.68 3,292.50 51.39 54 Washington, DC 382.62 5.79 4,271.98 67.94 55 Dallas-Fort Worth, TX 1,408.11 12.18 16,692.67 135.96 60 Vessel under their own power (-) (-) (-) (-) 70 Low Value Estimate (-) (-) (-) (-)