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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $38,200 | 3,023 | 3,023 |
| 2006 | $53,922 | 2,193 | 2,193 |
| 2007 | $19,238 | 979 | 979 |
| 2008 | $51,279 | 5,413 | 5,413 |
| 2009 | $34,794 | 5,420 | 5,420 |
| 2010 | $31,842 | 3,073 | 3,073 |
| 2011 | $50,786 | 4,689 | 4,689 |
Note: Quantity represents Weight in kilograms
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