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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $147,723 | 80,435 | 80,435 |
| 2006 | $128,701 | 84,770 | 84,770 |
| 2007 | $90,670 | 37,962 | 37,962 |
| 2008 | $22,398 | 4,917 | 4,917 |
| 2009 | $6,244 | 353 | 353 |
| 2010 | $27,185 | 13,310 | 13,310 |
| 2011 | $3,503 | 608 | 608 |
Note: Quantity represents Weight in kilograms
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