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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $3,450 | 3,000 | 3,000 |
| 2006 | $204 | 200 | 200 |
| 2007 | $2,030 | 1,600 | 1,600 |
| 2008 | $5,016 | 1,100 | 1,100 |
| 2009 | $20,231 | 23,650 | 23,650 |
| 2010 | $187,744 | 301,775 | 301,775 |
| 2011 | $501,171 | 601,900 | 601,900 |
Note: Quantity represents Weight in kilograms
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