YearTrade ValueWeight (kg)Quantity
2005$7,7051,7591,759
2006$38,64321,28221,282
2007$69,5402,0522,052
2008$172,61340,64540,645
2009$335,610114,209114,209
2010$657,875186,345186,345
2011$744,656209,640209,640
Note: Quantity represents Weight in kilograms