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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $2,091 | 89,573 | 89,573 |
| 2006 | $4,530 | 80,635 | 80,635 |
| 2007 | $13,798 | 225,139 | 225,139 |
| 2008 | $35,910 | 473,070 | 473,070 |
| 2009 | $46,158 | 544,428 | 544,428 |
| 2010 | $63,011 | 942,225 | 942,225 |
| 2011 | $175,941 | 1,648,189 | 1,648,189 |
Note: Quantity represents Weight in kilograms
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