Commodity2005200620072008200920102011
Tugs & pusher craft$72,627$1,991,604$1,743,523$1,632,478$3,221,225$12,939,467$15,144,613
Total$72,627$1,991,604$1,743,523$1,632,478$3,221,225$12,939,467$15,144,613