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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $93,280 | 102,771 | 102,771 |
| 2006 | $49,365 | 64,000 | 64,000 |
| 2007 | $68,535 | 71,600 | 71,600 |
| 2008 | $74,057 | 68,881 | 68,881 |
| 2009 | $42,992 | 46,600 | 46,600 |
| 2010 | $41,533 | 39,600 | 39,600 |
| 2011 | $129,185 | 99,000 | 99,000 |
Note: Quantity represents Weight in kilograms
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