Commodity20052006200720082011
Dredgers$2,227,530   $1,674,641
Floating/submersible drilling/production platforms$1,302,119    
Light-vessels, fire-floats, floating cranes & oth. vessels the navigability ...$198,122$1,567$306,564$739,468 
Total$3,727,771$1,567$306,564$739,468$1,674,641