YearTrade ValueWeight (kg)Quantity
2005$79,838023,059
2006$7,977010,311
2007$131,92262,403312,015,000
2008$124,74732,001160,005,000
2009$63,17434,000170,000,000
2010$3,24007
2011$27,79446,0000
Note: Quantity represents Weight in carats