YearTrade ValueWeight (kg)Quantity
2005$4,788,37403,584
2006$8,845,82718,821
2007$4,621,47423,848
2008$5,143,16833,584
2009$7,976,50506,115
2010$4,769,66416,160
2011$3,390,7980361
Note: Quantity represents Weight in carats