2004 2005 2006 2007 2008 2009 2010 2011 2012 $0 $500,000 $1,000,000 $1,500,000 $2,000,000 $2,500,000 $3,000,000
| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $2,394,500 | 2,769,105 | 2,769,105 |
| 2006 | $2,244,762 | 2,499,801 | 2,499,801 |
| 2007 | $2,407,149 | 2,449,016 | 2,449,016 |
| 2008 | $1,955,567 | 1,678,325 | 1,678,325 |
| 2009 | $714,068 | 331,872 | 331,872 |
| 2010 | $472,517 | 143,325 | 143,325 |
| 2011 | $1,209,539 | 420,584 | 420,584 |
Note: Quantity represents Weight in kilograms
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