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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $9,415 | 3,536 | 3,536 |
| 2006 | $27,285 | 11,885 | 11,885 |
| 2007 | $31,211 | 10,290 | 10,290 |
| 2008 | $42,382 | 17,267 | 17,267 |
| 2009 | $55,604 | 22,255 | 22,255 |
| 2010 | $31,852 | 10,006 | 10,006 |
| 2011 | $27,837 | 25,259 | 25,259 |
Note: Quantity represents Weight in kilograms
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