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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $19,100 | 191,000 | 191,000 |
| 2006 | $6 | 50 | 50 |
| 2007 | $60,196 | 148,500 | 148,500 |
| 2008 | $213,515 | 188,054 | 188,054 |
| 2009 | $177,925 | 127,751 | 127,751 |
| 2010 | $403,534 | 305,374 | 305,374 |
| 2011 | $317,616 | 189,821 | 189,821 |
Note: Quantity represents Weight in kilograms
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