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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $21,957 | 6,500 | 6,500 |
| 2006 | $15,513 | 4,333 | 4,333 |
| 2007 | $10,195 | 906 | 906 |
| 2008 | $19,757 | 2,379 | 2,379 |
| 2009 | $24,231 | 4,787 | 4,787 |
| 2010 | $18,136 | 3,439 | 3,439 |
| 2011 | $30,251 | 2,534 | 2,534 |
Note: Quantity represents Weight in kilograms
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