Commodity2005200620072008200920102011
Dredgers$5,658,305$1,877,039$55,503,019$15,540,577$104,239,503$1,331,869$2,203,433
Floating/submersible drilling/production platforms  $13,807,482$481,598  $51,878
Light-vessels, fire-floats, floating cranes & oth. vessels the navigability ...$473,434$753,704$432,212$1,573,754$483,880$680,495$487,875
Total$6,131,739$2,630,743$69,742,713$17,595,929$104,723,383$2,012,364$2,743,186