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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $108,168 | 33,533 | 33,533 |
| 2006 | $110,314 | 48,152 | 48,152 |
| 2007 | $40,480 | 18,970 | 18,970 |
| 2008 | $44,155 | 14,806 | 14,806 |
| 2009 | $34,485 | 8,456 | 8,456 |
| 2010 | $19,346 | 2,948 | 2,948 |
| 2011 | $17,591 | 1,485 | 1,485 |
Note: Quantity represents Weight in kilograms
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