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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $50,352 | 3,550 | 3,550 |
| 2006 | $77,846 | 4,909 | 4,909 |
| 2007 | $61,943 | 4,459 | 4,459 |
| 2008 | $37,503 | 1,547 | 1,547 |
| 2009 | $79,179 | 4,802 | 4,802 |
| 2010 | $62,765 | 4,601 | 4,601 |
| 2011 | $27,281 | 1,681 | 1,681 |
Note: Quantity represents Weight in kilograms
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