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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $43,335 | 2,196 | 2,196 |
| 2006 | $18,057 | 7,256 | 7,256 |
| 2007 | $29,867 | 2,481 | 2,481 |
| 2008 | $36,461 | 2,373 | 2,373 |
| 2009 | $58,248 | 8,742 | 8,742 |
| 2010 | $22,766 | 2,400 | 2,400 |
| 2011 | $29,529 | 2,420 | 2,420 |
Note: Quantity represents Weight in kilograms
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