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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $62,571 | 9,747 | 9,747 |
| 2006 | $106,959 | 17,018 | 17,018 |
| 2007 | $177,090 | 10,192 | 10,192 |
| 2008 | $56,691 | 13,503 | 13,503 |
| 2009 | $153,297 | 40,203 | 40,203 |
| 2010 | $55,692 | 9,153 | 9,153 |
| 2011 | $108,100 | 6,828 | 6,828 |
Note: Quantity represents Weight in kilograms
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