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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $23,046 | 7,673 | 7,673 |
| 2006 | $25,918 | 22,932 | 22,932 |
| 2007 | $13,214 | 2,295 | 2,295 |
| 2008 | $33,446 | 7,125 | 7,125 |
| 2009 | $262,544 | 75,174 | 75,174 |
| 2010 | $254,312 | 87,826 | 87,826 |
| 2011 | $232,654 | 53,059 | 53,059 |
Note: Quantity represents Weight in kilograms
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