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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $54,663 | 18,760 | 18,760 |
| 2006 | $69,087 | 26,836 | 26,836 |
| 2007 | $110,837 | 38,906 | 38,906 |
| 2008 | $174,149 | 37,967 | 37,967 |
| 2009 | $189,828 | 80,034 | 80,034 |
| 2010 | $153,921 | 57,354 | 57,354 |
| 2011 | $291,749 | 106,322 | 106,322 |
Note: Quantity represents Weight in kilograms
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