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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $2,023 | 3,000 | 3,000 |
| 2006 | $11,285 | 17,000 | 17,000 |
| 2007 | $11,119 | 16,000 | 16,000 |
| 2008 | $12,279 | 10,000 | 10,000 |
| 2009 | $12,060 | 9,250 | 9,250 |
| 2010 | $2,822 | 2,000 | 2,000 |
| 2011 | $3,325 | 1,000 | 1,000 |
Note: Quantity represents Weight in kilograms
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