YearTrade ValueWeight (kg)Quantity
2005$4,384,06207,132
2006$4,352,42608,573
2007$6,559,54409,465
2008$7,240,652010,938
2009$5,116,07808,709
2010$5,935,57109,615
2011$6,108,184012,118
Note: Quantity represents Weight in carats