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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $544,850 | 525,772 | 525,772 |
| 2006 | $443,679 | 367,844 | 367,844 |
| 2007 | $279,564 | 150,592 | 150,592 |
| 2008 | $49,329 | 14,976 | 14,976 |
| 2009 | $195,267 | 94,419 | 94,419 |
| 2010 | $409,049 | 172,105 | 172,105 |
| 2011 | $413,549 | 154,986 | 154,986 |
Note: Quantity represents Weight in kilograms
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