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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $12,416 | 9,100 | 9,100 |
| 2006 | $29,952 | 21,662 | 21,662 |
| 2007 | $49,240 | 34,427 | 34,427 |
| 2008 | $21,536 | 11,596 | 11,596 |
| 2009 | $39,040 | 17,169 | 17,169 |
| 2010 | $28,424 | 18,070 | 18,070 |
| 2011 | $54,172 | 29,408 | 29,408 |
Note: Quantity represents Weight in kilograms
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