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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $12,579 | 3,901 | 3,901 |
| 2006 | $6,636 | 1,677 | 1,677 |
| 2007 | $6,776 | 1,555 | 1,555 |
| 2008 | $50,211 | 11,446 | 11,446 |
| 2009 | $17,329 | 4,708 | 4,708 |
| 2010 | $2,062 | 357 | 357 |
| 2011 | $11,048 | 1,967 | 1,967 |
Note: Quantity represents Weight in kilograms
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