Commodity2005200620072008200920102011
Tugs & pusher craft$1,684,944$14,967,865$13,252,435$6,118,527$11,510,812$6,320,797$4,059,681
Total$1,684,944$14,967,865$13,252,435$6,118,527$11,510,812$6,320,797$4,059,681