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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $14,658 | 5,082 | 5,082 |
| 2006 | $12,638 | 6,141 | 6,141 |
| 2007 | $9,491 | 5,685 | 5,685 |
| 2008 | $14,853 | 7,197 | 7,197 |
| 2009 | $8,940 | 2,182 | 2,182 |
| 2010 | $6,992 | 2,075 | 2,075 |
| 2011 | $14,970 | 4,313 | 4,313 |
Note: Quantity represents Weight in kilograms
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