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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $20,389 | 10,402 | 10,402 |
| 2006 | $21,310 | 10,481 | 10,481 |
| 2007 | $26,291 | 10,545 | 10,545 |
| 2008 | $553 | 42 | 42 |
| 2009 | $31,347 | 10,597 | 10,597 |
| 2010 | $26,131 | 10,309 | 10,309 |
| 2011 | $41,646 | 10,676 | 10,676 |
Note: Quantity represents Weight in kilograms
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