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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $12,763 | 12,884 | 12,884 |
| 2006 | $10,365 | 10,460 | 10,460 |
| 2007 | $7,141 | 5,033 | 5,033 |
| 2008 | $172 | 150 | 150 |
| 2009 | $11,376 | 17,509 | 17,509 |
| 2010 | $596 | 612 | 612 |
| 2011 | $135,948 | 38,972 | 38,972 |
Note: Quantity represents Weight in kilograms
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