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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $19,633 | 35,795 | 35,795 |
| 2006 | $12,886 | 3,297 | 3,297 |
| 2007 | $17,216 | 6,009 | 6,009 |
| 2008 | $30,560 | 11,340 | 11,340 |
| 2009 | $21,086 | 8,298 | 8,298 |
| 2010 | $54,504 | 28,564 | 28,564 |
| 2011 | $26,094 | 9,378 | 9,378 |
Note: Quantity represents Weight in kilograms
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