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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $6,352 | 225 | 225 |
| 2006 | $8,045 | 132,710 | 132,710 |
| 2007 | $16,984 | 121,170 | 121,170 |
| 2008 | $52,032 | 191,205 | 191,205 |
| 2009 | $193,127 | 337,814 | 337,814 |
| 2010 | $10,721 | 41,431 | 41,431 |
| 2011 | $4,289 | 1,546 | 1,546 |
Note: Quantity represents Weight in kilograms
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