YearTrade ValueWeight (kg)Quantity
2005$440,545025,024
2006$1,882,035021,919
2007$2,032,302032,630
2008$1,778,66008,226
2009$2,027,55301,062
2010$2,528,1750928
2011$1,117,53223323
Note: Quantity represents Weight in carats