Commodity200520062008200920102011
Dredgers$32,086,777$27,902,856$4,050,000$8,950,000$10,438,838$15,991,065
Floating/submersible drilling/production platforms$63,000,000    $161,261,393
Light-vessels, fire-floats, floating cranes & oth. vessels the navigability ...  $59,384,160 $55,757 
Total$95,086,777$27,902,856$63,434,160$8,950,000$10,494,595$177,252,458