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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $11,124 | 6,333 | 6,333 |
| 2006 | $3,821 | 3,129 | 3,129 |
| 2007 | $9,363 | 452 | 452 |
| 2008 | $40,858 | 6,995 | 6,995 |
| 2009 | $48,710 | 25,188 | 25,188 |
| 2010 | $35,450 | 33,510 | 33,510 |
| 2011 | $33,966 | 29,073 | 29,073 |
Note: Quantity represents Weight in kilograms
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