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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $6,711 | 1,519 | 1,519 |
| 2006 | $131,886 | 47,344 | 47,344 |
| 2007 | $263,125 | 70,054 | 70,054 |
| 2008 | $269,812 | 67,384 | 67,384 |
| 2009 | $110,601 | 42,660 | 42,660 |
| 2010 | $88,380 | 33,381 | 33,381 |
| 2011 | $95 | 2 | 2 |
Note: Quantity represents Weight in kilograms
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