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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $27,130 | 26,710 | 26,710 |
| 2006 | $7,742 | 5,050 | 5,050 |
| 2007 | $1,211 | 60 | 60 |
| 2008 | $13,430 | 5,148 | 5,148 |
| 2009 | $23,678 | 11,733 | 11,733 |
| 2010 | $98,759 | 40,328 | 40,328 |
| 2011 | $175,486 | 62,667 | 62,667 |
Note: Quantity represents Weight in kilograms
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