Commodity2005200620072008200920102011
Dredgers      $828,704
Light-vessels, fire-floats, floating cranes & oth. vessels the navigability ...$967,012$761,863$371,326$1,031,777$126,134$2,679,790$114,263
Total$967,012$761,863$371,326$1,031,777$126,134$2,679,790$942,967