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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $199,081 | 73,513 | 73,513 |
| 2006 | $353,274 | 82,826 | 82,826 |
| 2007 | $185,433 | 25,197 | 25,197 |
| 2008 | $141,568 | 17,940 | 17,940 |
| 2009 | $67,785 | 9,282 | 9,282 |
| 2010 | $134,685 | 24,212 | 24,212 |
| 2011 | $92,290 | 12,325 | 12,325 |
Note: Quantity represents Weight in kilograms
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