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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $32,330 | 694 | 694 |
| 2006 | $50,537 | 2,168 | 2,168 |
| 2007 | $32,414 | 239 | 239 |
| 2008 | $51,428 | 1,170 | 1,170 |
| 2009 | $547,812 | 2,101 | 2,101 |
| 2010 | $339,680 | 1,809 | 1,809 |
| 2011 | $203,598 | 1,888 | 1,888 |
Note: Quantity represents Weight in kilograms
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