YearTrade ValueWeight (kg)Quantity
2005$191,998013,829
2006$506,831041,680
2007$1,192,8190167,182
2008$508,6320163,798
2009$374,417040,004
2010$1,667,404072,727
2011$1,576,558087,186
Note: Quantity represents Weight in carats