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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $15,765 | 7,604 | 7,604 |
| 2006 | $59,849 | 22,583 | 22,583 |
| 2007 | $15,074 | 10,478 | 10,478 |
| 2008 | $49,768 | 27,229 | 27,229 |
| 2009 | $30,179 | 14,828 | 14,828 |
| 2010 | $35,422 | 29,407 | 29,407 |
| 2011 | $71,712 | 54,583 | 54,583 |
Note: Quantity represents Weight in kilograms
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