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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $44,884 | 46,500 | 46,500 |
| 2006 | $35,243 | 31,119 | 31,119 |
| 2007 | $68,088 | 46,899 | 46,899 |
| 2008 | $28,156 | 15,839 | 15,839 |
| 2009 | $37,070 | 31,000 | 31,000 |
| 2010 | $139 | 57 | 57 |
| 2011 | $23,927 | 15,455 | 15,455 |
Note: Quantity represents Weight in kilograms
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