YearTrade ValueWeight (kg)Quantity
2005$30,787,534084,177
2006$27,552,968064,534
2007$27,134,6322651,799
2008$22,986,9432442,070
2009$18,195,9312629,412
2010$25,087,278052,552
2011$35,484,685038,204
Note: Quantity represents Weight in carats