YearTrade ValueWeight (kg)Quantity
2005$26,000,20915,150195,180
2006$16,589,6231,383118,710
2007$1,500,62528,634
2008$4,433,814411,566
2009$3,824,33454,498
2010$5,056,314520,460
2011$4,132,34503,263
Note: Quantity represents Weight in carats