Commodity200520062007200820092010
Dredgers$30,705 $668,816 $55,753$1,589,042
Floating/submersible drilling/production platforms    $2,249$1,711
Light-vessels, fire-floats, floating cranes & oth. vessels the navigability ... $8,344$159,903$53,409 $37,441
Total$30,705$8,344$828,719$53,409$58,002$1,628,194