YearTrade ValueWeight (kg)Quantity
2005$601,64830894
2006$830,8003319,871
2007$1,058,402341,842
2008$7,314,696432,640
2009$4,830,89153721
2010$6,597,14265944
2011$12,194,524291,054
Note: Quantity represents Weight in carats