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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $18,609 | 9,140 | 9,140 |
| 2006 | $24,524 | 615 | 615 |
| 2007 | $35,122 | 3,652 | 3,652 |
| 2008 | $44,922 | 3,538 | 3,538 |
| 2009 | $62,557 | 4,018 | 4,018 |
| 2010 | $34,822 | 454 | 454 |
| 2011 | $16,127 | 5,788 | 5,788 |
Note: Quantity represents Weight in kilograms
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