YearTrade ValueWeight (kg)Quantity
2005$348,4143,385,6949,644,442
2006$298,92400
2007$357,1026503,250,000
2008$387,5166503,250,000
2009$627,9908854,425,000
2010$300,6112821,410,000
2011$614,9333331,665,000
Note: Quantity represents Weight in carats