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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $5,562 | 4,210 | 4,210 |
| 2006 | $2,509 | 2,769 | 2,769 |
| 2007 | $17,584 | 10,022 | 10,022 |
| 2008 | $2,599 | 2,594 | 2,594 |
| 2009 | $2,627 | 702 | 702 |
| 2010 | $63,366 | 56,653 | 56,653 |
| 2011 | $172,371 | 62,484 | 62,484 |
Note: Quantity represents Weight in kilograms
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