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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $80,170 | 20,647 | 20,647 |
| 2006 | $27,523 | 12,742 | 12,742 |
| 2007 | $59,665 | 53,812 | 53,812 |
| 2008 | $84,364 | 77,439 | 77,439 |
| 2009 | $71,579 | 107,591 | 107,591 |
| 2010 | $90,339 | 146,818 | 146,818 |
| 2011 | $56,207 | 70,101 | 70,101 |
Note: Quantity represents Weight in kilograms
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