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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $19,366 | 4,332 | 4,332 |
| 2006 | $25,175 | 4,331 | 4,331 |
| 2007 | $81,675 | 6,489 | 6,489 |
| 2008 | $47,824 | 8,018 | 8,018 |
| 2009 | $51,916 | 7,377 | 7,377 |
| 2010 | $58,191 | 4,328 | 4,328 |
| 2011 | $41,792 | 4,992 | 4,992 |
Note: Quantity represents Weight in kilograms
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