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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $21,200 | 8,333 | 8,333 |
| 2006 | $34,248 | 6,937 | 6,937 |
| 2007 | $29,495 | 6,195 | 6,195 |
| 2008 | $35,765 | 18,822 | 18,822 |
| 2009 | $32,937 | 9,521 | 9,521 |
| 2010 | $58,405 | 15,826 | 15,826 |
| 2011 | $53,658 | 16,123 | 16,123 |
Note: Quantity represents Weight in kilograms
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