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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $593 | 1,583 | 1,583 |
| 2006 | $3,952 | 625 | 625 |
| 2007 | $2,768 | 3,552 | 3,552 |
| 2008 | $8,263 | 5,640 | 5,640 |
| 2009 | $14,082 | 5,679 | 5,679 |
| 2010 | $16,379 | 3,520 | 3,520 |
| 2011 | $10,047 | 31,189 | 31,189 |
Note: Quantity represents Weight in kilograms
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