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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $35,527 | 14,157 | 14,157 |
| 2006 | $87,015 | 34,674 | 34,674 |
| 2007 | $85,325 | 92,901 | 92,901 |
| 2008 | $137,236 | 128,049 | 128,049 |
| 2009 | $78,976 | 65,717 | 65,717 |
| 2010 | $81,937 | 50,558 | 50,558 |
| 2011 | $120,546 | 79,819 | 79,819 |
Note: Quantity represents Weight in kilograms
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