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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $23,882 | 1,254 | 1,254 |
| 2006 | $22,799 | 1,015 | 1,015 |
| 2007 | $19,613 | 435 | 435 |
| 2008 | $18,493 | 1,005 | 1,005 |
| 2009 | $21,421 | 717 | 717 |
| 2010 | $151,353 | 8,327 | 8,327 |
| 2011 | $29,141 | 1,035 | 1,035 |
Note: Quantity represents Weight in kilograms
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