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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $120,266 | 2,946 | 2,946 |
| 2006 | $127,523 | 4,188 | 4,188 |
| 2007 | $177,726 | 4,359 | 4,359 |
| 2008 | $347,591 | 14,232 | 14,232 |
| 2009 | $423,992 | 12,544 | 12,544 |
| 2010 | $371,759 | 9,346 | 9,346 |
| 2011 | $339,716 | 12,039 | 12,039 |
Note: Quantity represents Weight in kilograms
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