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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $147,128 | 3,252 | 3,252 |
| 2006 | $60,029 | 1,809 | 1,809 |
| 2007 | $192 | 172 | 172 |
| 2008 | $110,112 | 7,413 | 7,413 |
| 2009 | $67,206 | 2,577 | 2,577 |
| 2010 | $359,568 | 7,618 | 7,618 |
| 2011 | $127,542 | 5,192 | 5,192 |
Note: Quantity represents Weight in kilograms
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