YearTrade ValueWeight (kg)Quantity
2005$12,773,73413418,275
2006$5,415,208014,676
2007$6,891,605014,249
2008$7,323,996015,579
2009$2,756,72509,122
2010$3,149,61107,865
2011$5,987,52600
Note: Quantity represents Weight in carats