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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $25,791 | 4,503 | 4,503 |
| 2006 | $20,618 | 1,706 | 1,706 |
| 2007 | $18,447 | 1,488 | 1,488 |
| 2008 | $67,239 | 13,304 | 13,304 |
| 2009 | $3,891 | 189 | 189 |
| 2010 | $4,768 | 25 | 25 |
| 2011 | $120,188 | 39,144 | 39,144 |
Note: Quantity represents Weight in kilograms
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