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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $2,300 | 744 | 744 |
| 2006 | $4,100 | 1,141 | 1,141 |
| 2007 | $10,500 | 2,932 | 2,932 |
| 2008 | $9,300 | 2,692 | 2,692 |
| 2009 | $10,900 | 2,919 | 2,919 |
| 2010 | $5,500 | 1,494 | 1,494 |
| 2011 | $66,500 | 12,521 | 12,521 |
Note: Quantity represents Weight in kilograms
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