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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $27,846 | 8,607 | 8,607 |
| 2006 | $18,576 | 8,764 | 8,764 |
| 2007 | $19,918 | 5,948 | 5,948 |
| 2008 | $15,338 | 3,615 | 3,615 |
| 2009 | $60,248 | 7,757 | 7,757 |
| 2010 | $141,203 | 16,208 | 16,208 |
| 2011 | $101,228 | 7,677 | 7,677 |
Note: Quantity represents Weight in kilograms
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