YearTrade ValueWeight (kg)Quantity
2005$1,157,104145,625
2006$758,5681,5292,269
2007$1,580,62906,083
2008$1,015,39806,945
2009$649,67108,525
2010$576,115066,493
2011$952,52803,057
Note: Quantity represents Weight in carats