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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $13,064 | 2,951 | 2,951 |
| 2006 | $31,384 | 8,238 | 8,238 |
| 2007 | $27,156 | 6,860 | 6,860 |
| 2008 | $38,263 | 8,544 | 8,544 |
| 2009 | $31,493 | 7,444 | 7,444 |
| 2010 | $68,841 | 15,475 | 15,475 |
| 2011 | $54,735 | 9,836 | 9,836 |
Note: Quantity represents Weight in kilograms
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