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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $49,341 | 4,449 | 4,449 |
| 2006 | $41,886 | 4,104 | 4,104 |
| 2007 | $51,042 | 3,586 | 3,586 |
| 2008 | $144,815 | 4,580 | 4,580 |
| 2009 | $158,059 | 8,313 | 8,313 |
| 2010 | $89,101 | 2,469 | 2,469 |
| 2011 | $79,898 | 2,257 | 2,257 |
Note: Quantity represents Weight in kilograms
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