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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $10,863 | 9,638 | 9,638 |
| 2006 | $14,219 | 15,084 | 15,084 |
| 2007 | $7,703 | 5,880 | 5,880 |
| 2008 | $22,974 | 11,657 | 11,657 |
| 2009 | $1,051 | 700 | 700 |
| 2010 | $10,516 | 4,531 | 4,531 |
| 2011 | $1,848 | 303 | 303 |
Note: Quantity represents Weight in kilograms
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