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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $18,541 | 29,048 | 29,048 |
| 2006 | $23,788 | 36,545 | 36,545 |
| 2007 | $42,473 | 45,160 | 45,160 |
| 2008 | $4,472 | 6,134 | 6,134 |
| 2009 | $19,555 | 27,795 | 27,795 |
| 2010 | $21,522 | 26,550 | 26,550 |
| 2011 | $20,724 | 27,672 | 27,672 |
Note: Quantity represents Weight in kilograms
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