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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $800 | 68 | 68 |
| 2006 | $1,900 | 143 | 143 |
| 2007 | $1,800 | 38 | 38 |
| 2008 | $234,500 | 45,416 | 45,416 |
| 2009 | $161,900 | 34,365 | 34,365 |
| 2010 | $658,000 | 119,047 | 119,047 |
| 2011 | $717,000 | 117,670 | 117,670 |
Note: Quantity represents Weight in kilograms
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