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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $53,051 | 27,749 | 27,749 |
| 2006 | $64,751 | 29,280 | 29,280 |
| 2007 | $100,352 | 84,555 | 84,555 |
| 2008 | $49,144 | 24,082 | 24,082 |
| 2009 | $71,711 | 32,122 | 32,122 |
| 2010 | $159,857 | 78,332 | 78,332 |
| 2011 | $158,450 | 71,870 | 71,870 |
Note: Quantity represents Weight in kilograms
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