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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $1,182 | 618 | 618 |
| 2006 | $29,634 | 15,839 | 15,839 |
| 2007 | $17,787 | 13,205 | 13,205 |
| 2008 | $71,795 | 57,744 | 57,744 |
| 2009 | $12,634 | 8,662 | 8,662 |
| 2010 | $159,389 | 22,768 | 22,768 |
| 2011 | $26,368 | 5,793 | 5,793 |
Note: Quantity represents Weight in kilograms
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