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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $3,682 | 690 | 690 |
| 2006 | $8,579 | 1,541 | 1,541 |
| 2007 | $28,265 | 3,814 | 3,814 |
| 2008 | $25,147 | 2,218 | 2,218 |
| 2009 | $18,905 | 1,611 | 1,611 |
| 2010 | $31,800 | 3,563 | 3,563 |
| 2011 | $12,342 | 3,749 | 3,749 |
Note: Quantity represents Weight in kilograms
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