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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| 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 |
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