Commodity2005200620072008200920102011
Dredgers$5,688,758$370,726$160,173$567,894$3,703,634 $640
Floating/submersible drilling/production platforms      $12,211
Light-vessels, fire-floats, floating cranes & oth. vessels the navigability ...$1,145$36,230$127,185$317,691$57,991$555,680$445,344
Total$5,689,903$406,956$287,358$885,585$3,761,625$555,680$458,195