Commodity2005200620072008200920102011
Tugs & pusher craft$2,041,772$9,462,892$8,133,335$1,990,337$1,486,467$604,060$1,720,103
Total$2,041,772$9,462,892$8,133,335$1,990,337$1,486,467$604,060$1,720,103