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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $63,976 | 62,197 | 62,197 |
| 2006 | $8,978 | 69,718 | 69,718 |
| 2007 | $16,855 | 127,048 | 127,048 |
| 2008 | $2,365 | 10,000 | 10,000 |
| 2009 | $29,565 | 229,897 | 229,897 |
| 2010 | $53,763 | 241,019 | 241,019 |
| 2011 | $142,841 | 742,165 | 742,165 |
Note: Quantity represents Weight in kilograms
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