2004 2005 2006 2008 2009 2010 2011 2012 $0 $10,000 $20,000 $30,000 $40,000 $50,000 $60,000
| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $798 | 1,500 | 1,500 |
| 2006 | $8,746 | 2,040 | 2,040 |
| 2008 | $53,944 | 90,721 | 90,721 |
| 2009 | $6,947 | 3,422 | 3,422 |
| 2010 | $2,149 | 73 | 73 |
| 2011 | $8,762 | 3,249 | 3,249 |
Note: Quantity represents Weight in kilograms
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