Commodity2005200620072008200920102011
Dredgers  $219$5$104,480$26 
Floating/submersible drilling/production platforms$3,450$9,356$202$11$2,071 $27,385
Light-vessels, fire-floats, floating cranes & oth. vessels the navigability ...$358$152$64,700$5,916$173,019$55,678$2,577
Total$3,808$9,508$65,121$5,932$279,570$55,704$29,962