2004 2005 2006 2007 2008 2009 2010 2011 2012 $0 $100,000 $200,000 $300,000 $400,000 $500,000
| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $30,466 | 55,500 | 55,500 |
| 2006 | $45,703 | 34,205 | 34,205 |
| 2007 | $42,161 | 56,988 | 56,988 |
| 2008 | $138,782 | 101,332 | 101,332 |
| 2009 | $453,010 | 57,033 | 57,033 |
| 2010 | $65,468 | 32,930 | 32,930 |
| 2011 | $149,266 | 36,025 | 36,025 |
Note: Quantity represents Weight in kilograms
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