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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $46,695 | 2,837 | 2,837 |
| 2006 | $50,500 | 2,863 | 2,863 |
| 2007 | $53,809 | 4,910 | 4,910 |
| 2008 | $78,913 | 4,578 | 4,578 |
| 2009 | $65,385 | 4,283 | 4,283 |
| 2010 | $80,305 | 4,341 | 4,341 |
| 2011 | $71,772 | 3,118 | 3,118 |
Note: Quantity represents Weight in kilograms
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