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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $13,568 | 5,495 | 5,495 |
| 2006 | $8,779 | 2,430 | 2,430 |
| 2007 | $15,254 | 1,646 | 1,646 |
| 2008 | $11,448 | 1,991 | 1,991 |
| 2009 | $7,526 | 1,276 | 1,276 |
| 2010 | $3,925 | 913 | 913 |
| 2011 | $18,618 | 3,796 | 3,796 |
Note: Quantity represents Weight in kilograms
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