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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $28,917 | 1,065 | 1,065 |
| 2006 | $28,618 | 879 | 879 |
| 2007 | $90,166 | 2,678 | 2,678 |
| 2008 | $73,238 | 2,488 | 2,488 |
| 2009 | $189,005 | 5,585 | 5,585 |
| 2010 | $259,528 | 7,442 | 7,442 |
| 2011 | $327,261 | 8,871 | 8,871 |
Note: Quantity represents Weight in kilograms
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