Commodity2005200620072008200920102011
Tugs & pusher craft$3,208,570$5,764,949$2,885,081$11,465,274$10,014,164$3,781,065$557,075
Total$3,208,570$5,764,949$2,885,081$11,465,274$10,014,164$3,781,065$557,075