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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $45,000 | 708 | 708 |
| 2006 | $33,015 | 847 | 847 |
| 2007 | $50,187 | 2,510 | 2,510 |
| 2008 | $34,641 | 2,889 | 2,889 |
| 2009 | $69,711 | 1,396 | 1,396 |
| 2010 | $102,849 | 4,190 | 4,190 |
| 2011 | $62,046 | 4,742 | 4,742 |
Note: Quantity represents Weight in kilograms
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