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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $36,193 | 182,749 | 182,749 |
| 2006 | $50,142 | 53,497 | 53,497 |
| 2007 | $55,394 | 62,270 | 62,270 |
| 2008 | $49,926 | 29,201 | 29,201 |
| 2009 | $70,646 | 79,760 | 79,760 |
| 2010 | $177,629 | 211,904 | 211,904 |
| 2011 | $226,540 | 287,788 | 287,788 |
Note: Quantity represents Weight in kilograms
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