Commodity20052006200820092011
Dredgers $633,490 $881,192 
Floating/submersible drilling/production platforms$264,840,000 $11,454,063 $118,484
Light-vessels, fire-floats, floating cranes & oth. vessels the navigability ... $36,922,502$85,278,875$120,702,787 
Total$264,840,000$37,555,992$96,732,938$121,583,979$118,484