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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $20,404 | 1,760 | 1,760 |
| 2006 | $40,968 | 4,957 | 4,957 |
| 2007 | $313,928 | 27,932 | 27,932 |
| 2008 | $381,779 | 30,762 | 30,762 |
| 2009 | $115,846 | 10,817 | 10,817 |
| 2010 | $39 | 3 | 3 |
| 2011 | $5,695 | 759 | 759 |
Note: Quantity represents Weight in kilograms
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