YearTrade ValueWeight (kg)Quantity
2005$19,5266,57632,782,448
2006$35,7857,62136,307,089
2007$35,2827,47723,989,790
2008$20,9284,1105,878,232
2009$44,32916,43081,590,695
2010$13,4664,02620,126,600
2011$57,34410,08040,117,831
Note: Quantity represents Weight in carats