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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $2,291 | 3,500 | 3,500 |
| 2006 | $991 | 4,127 | 4,127 |
| 2007 | $11,321 | 6,491 | 6,491 |
| 2008 | $253,338 | 233,040 | 233,040 |
| 2009 | $46,790 | 45,416 | 45,416 |
| 2010 | $64,960 | 105,749 | 105,749 |
| 2011 | $338,917 | 225,656 | 225,656 |
Note: Quantity represents Weight in kilograms
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