Commodity2005200620072008200920102011
Dredgers$6,171,788$38,051,031$18,363,066$10,350,700$24,040,470$12,586,626$11,199,095
Floating/submersible drilling/production platforms$2,473,925 $2,231,712 $1,523,188$366,214,581 
Light-vessels, fire-floats, floating cranes & oth. vessels the navigability ...$60,804,409$14,497,742$79,205,248$106,344,632$149,335,626$353,845,050$34,770,513
Total$69,450,122$52,548,773$99,800,026$116,695,332$174,899,284$732,646,257$45,969,608