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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $25,912 | 16,847 | 16,847 |
| 2006 | $9,301 | 7,612 | 7,612 |
| 2007 | $8,999 | 4,614 | 4,614 |
| 2008 | $18,334 | 7,769 | 7,769 |
| 2009 | $21,854 | 9,359 | 9,359 |
| 2010 | $5,586 | 1,931 | 1,931 |
| 2011 | $5,148 | 1,557 | 1,557 |
Note: Quantity represents Weight in kilograms
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