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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $13,713 | 5,436 | 5,436 |
| 2006 | $2,363 | 3,022 | 3,022 |
| 2007 | $4,776 | 7,061 | 7,061 |
| 2008 | $36,540 | 29,492 | 29,492 |
| 2009 | $5,619 | 2,698 | 2,698 |
| 2010 | $16,753 | 12,248 | 12,248 |
| 2011 | $13,872 | 6,537 | 6,537 |
Note: Quantity represents Weight in kilograms
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