Commodity200520062007200820092010
Dredgers$288,797,607$17,959,166$88,983,212$186,000,233$77,659,950$3,115,471
Floating/submersible drilling/production platforms$21,363,572$71,499,715$468,710,088$629,926,121$503,131,936$447,640,293
Light-vessels, fire-floats, floating cranes & oth. vessels the navigability ...$71,623,350$359,829,633$104,616,700$44,357,122$36,899,144$8,426,677
Total$381,784,529$449,288,514$662,310,000$860,283,476$617,691,030$459,182,441