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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $185,741 | 79,327 | 79,327 |
| 2006 | $412,172 | 273,646 | 273,646 |
| 2007 | $515,007 | 263,644 | 263,644 |
| 2008 | $281,410 | 219,102 | 219,102 |
| 2009 | $171,041 | 81,805 | 81,805 |
| 2010 | $506,009 | 318,058 | 318,058 |
| 2011 | $316,705 | 139,431 | 139,431 |
Note: Quantity represents Weight in kilograms
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