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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $2,671 | 1,598 | 1,598 |
| 2006 | $4,460 | 2,037 | 2,037 |
| 2007 | $2,704 | 1,204 | 1,204 |
| 2008 | $17,840 | 7,939 | 7,939 |
| 2009 | $69,400 | 15,949 | 15,949 |
| 2010 | $69,440 | 16,294 | 16,294 |
| 2011 | $158,524 | 36,530 | 36,530 |
Note: Quantity represents Weight in kilograms
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