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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $172,000 | 27,976 | 27,976 |
| 2006 | $40,069 | 9,651 | 9,651 |
| 2007 | $44,794 | 11,769 | 11,769 |
| 2008 | $85,097 | 27,350 | 27,350 |
| 2009 | $31,194 | 7,087 | 7,087 |
| 2010 | $80,342 | 24,469 | 24,469 |
| 2011 | $87,385 | 17,866 | 17,866 |
Note: Quantity represents Weight in kilograms
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