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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $142,577 | 5,715 | 5,715 |
| 2006 | $162,994 | 4,207 | 4,207 |
| 2007 | $89,377 | 5,616 | 5,616 |
| 2008 | $78,688 | 6,668 | 6,668 |
| 2009 | $44,933 | 2,709 | 2,709 |
| 2010 | $112,285 | 3,366 | 3,366 |
| 2011 | $49,164 | 3,881 | 3,881 |
Note: Quantity represents Weight in kilograms
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