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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $1,266 | 461 | 461 |
| 2006 | $3,718 | 1,480 | 1,480 |
| 2007 | $42,367 | 21,544 | 21,544 |
| 2008 | $1,552 | 1,020 | 1,020 |
| 2009 | $4,344 | 8,736 | 8,736 |
| 2010 | $7,370 | 21,242 | 21,242 |
| 2011 | $52,597 | 30,788 | 30,788 |
Note: Quantity represents Weight in kilograms
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