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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $56,140 | 53,428 | 53,428 |
| 2006 | $54,232 | 50,886 | 50,886 |
| 2007 | $66,637 | 49,186 | 49,186 |
| 2008 | $100,146 | 62,122 | 62,122 |
| 2009 | $43,930 | 23,861 | 23,861 |
| 2010 | $46,162 | 34,642 | 34,642 |
| 2011 | $50,004 | 29,069 | 29,069 |
Note: Quantity represents Weight in kilograms
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