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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $66,920 | 55,985 | 55,985 |
| 2006 | $27,736 | 10,827 | 10,827 |
| 2007 | $75,230 | 67,848 | 67,848 |
| 2008 | $68,660 | 64,921 | 64,921 |
| 2009 | $69,581 | 78,338 | 78,338 |
| 2010 | $25,708 | 23,333 | 23,333 |
| 2011 | $45,881 | 37,393 | 37,393 |
Note: Quantity represents Weight in kilograms
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