Table 2 St. Lawrence Seaway Five-Year Tonnage and Transit Levels,,,,,, (tonnage in metric tons),,,,,, ,"Montreal-Lake Ontario section",,Welland Canal section,,Total Seaway1, ,Tonnage,Transits,Tonnage,Transits,Tonnage,Transits 2002,"30,002,292","3,016","32,108,170","2,612","41,388,250","3,891" 2003,"28,900,440","2,579","31,870,466","3,027","40,847,809","3,886" 2004,"30,800,380","2,683","34,284,816","3,185","43,481,570","4,090" 2005,"31,273,322","2,695","34,149,554","3,443","43,301,146","4,361" 2006,"35,571,985","2,942","37,419,664","3,673","47,164,160","4,613" "1 The “Total Seaway” column represents tonnage and transits through each section (Montreal-Lake Ontario and Welland Canal), but only counting them once if moved through both sections.",,,,,, "SOURCE: 2006 St. Lawrence Seaway Traffic Report, produced by the U.S. St. Lawrence Seaway Development Corp. and Canadian St. Lawrence Seaway Management Corp..",,,,,,