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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $30,039 | 1,685 | 1,685 |
| 2006 | $22,299 | 6,866 | 6,866 |
| 2007 | $35,984 | 14,841 | 14,841 |
| 2008 | $15,261 | 6,506 | 6,506 |
| 2009 | $11,021 | 9,828 | 9,828 |
| 2010 | $21,030 | 21,367 | 21,367 |
| 2011 | $10,110 | 14,778 | 14,778 |
Note: Quantity represents Weight in kilograms
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