2005 2006 2007 2008 2009 2010 2011 $0 $5,000 $10,000 $15,000 $20,000 $25,000 $30,000 $35,000
| Year | Trade Value | Weight (kg) | Quantity |
| 2006 | $27,656 | 123,100 | 123,100 |
| 2007 | $21,107 | 111,270 | 111,270 |
| 2008 | $9,579 | 17,000 | 17,000 |
| 2009 | $5,400 | 11,147 | 11,147 |
| 2010 | $17,720 | 30,744 | 30,744 |
Note: Quantity represents Weight in kilograms
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