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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $21,444 | 21,667 | 21,667 |
| 2006 | $21,858 | 9,618 | 9,618 |
| 2007 | $20,650 | 22,898 | 22,898 |
| 2008 | $87,722 | 50,871 | 50,871 |
| 2009 | $14,199 | 7,913 | 7,913 |
| 2010 | $47,160 | 26,470 | 26,470 |
| 2011 | $23,163 | 32,849 | 32,849 |
Note: Quantity represents Weight in kilograms
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