2004 2005 2007 2008 2009 2010 2011 2012 $0 $5,000 $10,000 $15,000 $20,000
| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $4,555 | 1,722 | 1,722 |
| 2007 | $750 | 1,373 | 1,373 |
| 2008 | $310 | 1,273 | 1,273 |
| 2009 | $5,926 | 3,089 | 3,089 |
| 2010 | $14,422 | 10,167 | 10,167 |
| 2011 | $1,529 | 1,699 | 1,699 |
Note: Quantity represents Weight in kilograms
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