YearTrade ValueWeight (kg)Quantity
2005$671,957,81111,997,8750
2006$703,312,90812,557,7240
2007$795,760,13600
2008$893,211,29900
2009$933,146,85300
2010$984,050,64000
2011$1,107,033,28900
Note: Quantity represents No Quantity