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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $75,236 | 19,671 | 19,671 |
| 2006 | $92,769 | 29,182 | 29,182 |
| 2007 | $66,440 | 16,509 | 16,509 |
| 2008 | $168,915 | 30,940 | 30,940 |
| 2009 | $61,593 | 8,346 | 8,346 |
| 2010 | $37,579 | 3,781 | 3,781 |
| 2011 | $25,567 | 2,762 | 2,762 |
Note: Quantity represents Weight in kilograms
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