YearTrade ValueWeight (kg)Quantity
2005$110,204,3700511,770
2006$86,194,2670232,096
2007$39,404,8180172,800
2008$20,297,201064,759
2009$13,683,1660290,335
2010$2,242,818521,658
2011$8,096,4660150,405
Note: Quantity represents Weight in carats