Commodity2005200620072008200920102011
Dredgers  $365 $1,992,856$318,074 
Floating/submersible drilling/production platforms $745,076   $1,422 
Light-vessels, fire-floats, floating cranes & oth. vessels the navigability ...$109,509$40,517$42,203$529,564 $73,514$119,944
Total$109,509$785,593$42,568$529,564$1,992,856$393,010$119,944