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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $488,844 | 21,180 | 21,180 |
| 2006 | $173,154 | 6,993 | 6,993 |
| 2007 | $197,913 | 2,183 | 2,183 |
| 2008 | $576,267 | 2,666 | 2,666 |
| 2009 | $305,466 | 1,928 | 1,928 |
| 2010 | $291,029 | 1,417 | 1,417 |
| 2011 | $263,451 | 11,404 | 11,404 |
Note: Quantity represents Weight in kilograms
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