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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $17,702 | 8,573 | 8,573 |
| 2006 | $21,879 | 3,567 | 3,567 |
| 2007 | $22,650 | 2,290 | 2,290 |
| 2008 | $64,391 | 4,938 | 4,938 |
| 2009 | $58,469 | 3,993 | 3,993 |
| 2010 | $317,357 | 44,920 | 44,920 |
| 2011 | $134,987 | 23,616 | 23,616 |
Note: Quantity represents Weight in kilograms
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