Commodity2005200620072008200920102011
Dredgers$404,571$68,858$1,762,577$4,458,979$3,454,708$559,378$722,791
Floating/submersible drilling/production platforms $4,137$592$1,766,914,555   
Light-vessels, fire-floats, floating cranes & oth. vessels the navigability ...$5,111,895$597,752$665,575$3,012,015$730,595$2,257,411$175,478
Total$5,516,466$670,747$2,428,744$1,774,385,549$4,185,303$2,816,789$898,269