YearTrade ValueWeight (kg)Quantity
2005$1,263,3552101,050,000
2006$197,47400
2007$462,743199995,000
2008$8,822,1936003,000,000
2009$4,412,013137685,000
2010$960,047104520,000
2011$1,446,554109545,000
Note: Quantity represents Weight in carats