YearTrade ValueWeight (kg)Quantity
2005$634,78811,175696,038
2006$681,822154769,511
2007$890,9264752,375,000
2008$531,9893811,905,000
2009$487,8392,13610,680,000
2010$701,6184152,075,000
2011$774,9703881,940,000
Note: Quantity represents Weight in carats