YearTrade ValueWeight (kg)Quantity
2005$2,482,1061684,500
2006$3,549,06824,57748,771
2007$3,727,805515,343
2008$4,582,64427,287
2009$3,647,34724,185
2010$2,704,89206,323
2011$2,721,335010,336
Note: Quantity represents Weight in carats