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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $86,126 | 4,353 | 4,353 |
| 2006 | $3,463 | 486 | 486 |
| 2007 | $131,249 | 8,921 | 8,921 |
| 2008 | $123,830 | 13,759 | 13,759 |
| 2009 | $68,678 | 6,739 | 6,739 |
| 2010 | $39,515 | 1,551 | 1,551 |
| 2011 | $23,518 | 606 | 606 |
Note: Quantity represents Weight in kilograms
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