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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $2,750 | 516 | 516 |
| 2006 | $5,458 | 1,647 | 1,647 |
| 2007 | $16,331 | 5,635 | 5,635 |
| 2008 | $4,091 | 1,088 | 1,088 |
| 2009 | $144,188 | 9,870 | 9,870 |
| 2010 | $45,250 | 12,813 | 12,813 |
| 2011 | $21,247 | 3,498 | 3,498 |
Note: Quantity represents Weight in kilograms
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