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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $10,454 | 1,364 | 1,364 |
| 2006 | $3,538 | 8,534 | 8,534 |
| 2007 | $6,118 | 3,937 | 3,937 |
| 2008 | $34,454 | 25,155 | 25,155 |
| 2009 | $53,387 | 32,313 | 32,313 |
| 2010 | $89,078 | 45,837 | 45,837 |
| 2011 | $66,006 | 13,281 | 13,281 |
Note: Quantity represents Weight in kilograms
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