YearTrade ValueWeight (kg)Quantity
2005$2,920,5820978,649
2006$1,220,9190374,354
2007$1,043,5580430,655
2008$1,436,3940502,281
2009$1,368,61055444,039
2010$4,760,4871751,655,514
2011$4,428,7471331,138,020
Note: Quantity represents Weight in carats