YearTrade ValueWeight (kg)Quantity
2005$260,000014,569
2006$180,829210,000
2007$5,441,299176880,000
2008$4,840,2463611,804,095
2009$1,734,89194470,000
2010$1,216,52731155,000
2011$1,060,52420100,000
Note: Quantity represents Weight in carats