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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $387 | 1,080 | 1,080 |
| 2006 | $906 | 4,956 | 4,956 |
| 2007 | $11,106 | 23,621 | 23,621 |
| 2008 | $2,832 | 3,134 | 3,134 |
| 2009 | $5,239 | 1,328 | 1,328 |
| 2010 | $3,444 | 13,657 | 13,657 |
| 2011 | $8,276 | 20,154 | 20,154 |
Note: Quantity represents Weight in kilograms
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