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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $4,139 | 3,188 | 3,188 |
| 2006 | $5,406 | 1,239 | 1,239 |
| 2007 | $3,353 | 1,308 | 1,308 |
| 2008 | $11,882 | 3,666 | 3,666 |
| 2009 | $20,884 | 8,234 | 8,234 |
| 2010 | $23,568 | 12,884 | 12,884 |
| 2011 | $19,885 | 6,946 | 6,946 |
Note: Quantity represents Weight in kilograms
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