"TABLE 4. Value of International Land Trade via Detroit, MI, by Mode: 1999-2003 ",,,,,,, ($ millions),,,,,,, " ",1999,2000,2001,2002,2003,, Truck,"83,889","85,468","79,762","85,062"," 84,811 ",, Rail,"8,343","8,598","11,909","15,607"," 16,723 ",, Pipeline,45,78,67,50, 92 ,, Other and unknown,306,297,244,172,263,, Total," 92,583 "," 94,441 "," 91,982 "," 100,891 "," 101,890 ",, " SOURCE: U.S. Department of Transportation, Bureau of Transportation Statistics, Transborder Surface Freight Data, 1999-2003. ",,,,,,, ,,,,,,, ,,,,,,, ,,,,,,, ,,,,,,, ,,,,,,,