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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $63,236 | 16,610 | 16,610 |
| 2006 | $67,086 | 15,600 | 15,600 |
| 2007 | $47,018 | 15,047 | 15,047 |
| 2008 | $35,107 | 9,268 | 9,268 |
| 2009 | $17,219 | 3,359 | 3,359 |
| 2010 | $24,357 | 6,076 | 6,076 |
| 2011 | $30,993 | 7,035 | 7,035 |
Note: Quantity represents Weight in kilograms
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