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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $56,197 | 6,230 | 6,230 |
| 2006 | $74,337 | 15,376 | 15,376 |
| 2007 | $80,388 | 13,779 | 13,779 |
| 2008 | $179,020 | 30,732 | 30,732 |
| 2009 | $75,165 | 11,971 | 11,971 |
| 2010 | $184,311 | 18,618 | 18,618 |
| 2011 | $168,789 | 14,679 | 14,679 |
Note: Quantity represents Weight in kilograms
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