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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $36,478 | 23,500 | 23,500 |
| 2006 | $1,949 | 1,010 | 1,010 |
| 2007 | $20,869 | 27,130 | 27,130 |
| 2008 | $18,491 | 15,833 | 15,833 |
| 2009 | $16,004 | 0 | 0 |
| 2010 | $16,701 | 3,563 | 3,563 |
| 2011 | $26,003 | 23,290 | 23,290 |
Note: Quantity represents Weight in kilograms
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