Commodity200620072008200920102011
Dredgers $2,000$243,000 $145,000 
Light-vessels, fire-floats, floating cranes & oth. vessels the navigability ...$170,400 $83,000$4,450 $1,039,350
Total$170,400$2,000$326,000$4,450$145,000$1,039,350