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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $19,315 | 4,968 | 4,968 |
| 2006 | $50,539 | 2,483 | 2,483 |
| 2007 | $14,524 | 1,472 | 1,472 |
| 2008 | $75,573 | 2,903 | 2,903 |
| 2009 | $6,675 | 228 | 228 |
| 2010 | $21,504 | 1,118 | 1,118 |
| 2011 | $34,529 | 1,991 | 1,991 |
Note: Quantity represents Weight in kilograms
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