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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $16,029 | 1,496 | 1,496 |
| 2006 | $14,456 | 1,331 | 1,331 |
| 2007 | $29,479 | 2,485 | 2,485 |
| 2008 | $30,843 | 2,400 | 2,400 |
| 2009 | $11,452 | 816 | 816 |
| 2010 | $16,778 | 1,862 | 1,862 |
| 2011 | $13,609 | 1,341 | 1,341 |
Note: Quantity represents Weight in kilograms
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