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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $1,167 | 3,883 | 3,883 |
| 2006 | $2,547 | 405 | 405 |
| 2007 | $9,760 | 3,183 | 3,183 |
| 2008 | $32,754 | 2,467 | 2,467 |
| 2009 | $22,161 | 1,644 | 1,644 |
| 2010 | $86,010 | 14,801 | 14,801 |
| 2011 | $24,171 | 4,648 | 4,648 |
Note: Quantity represents Weight in kilograms
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