Commodity200520062010
Dredgers $3,079,086 
Floating/submersible drilling/production platforms$144,959,295$13,593,230$2,028,704
Light-vessels, fire-floats, floating cranes & oth. vessels the navigability ...$4,872,133$744,896$5,035,572
Total$149,831,428$17,417,212$7,064,276