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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $20,736 | 4,795 | 4,795 |
| 2006 | $26,555 | 9,801 | 9,801 |
| 2007 | $24,680 | 4,968 | 4,968 |
| 2008 | $39,393 | 13,486 | 13,486 |
| 2009 | $30,209 | 6,825 | 6,825 |
| 2010 | $33,569 | 10,516 | 10,516 |
| 2011 | $38,251 | 10,573 | 10,573 |
Note: Quantity represents Weight in kilograms
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