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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $9,509 | 6,550 | 6,550 |
| 2006 | $84,946 | 17,827 | 17,827 |
| 2007 | $11,495 | 3,250 | 3,250 |
| 2008 | $54,066 | 2,419 | 2,419 |
| 2009 | $58,778 | 6,974 | 6,974 |
| 2010 | $50,383 | 8,011 | 8,011 |
| 2011 | $46,710 | 0 | 0 |
Note: Quantity represents Weight in kilograms
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