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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $53,415 | 28,610 | 28,610 |
| 2006 | $10,655 | 4,481 | 4,481 |
| 2007 | $102 | 449 | 449 |
| 2008 | $7,550 | 65,897 | 65,897 |
| 2009 | $69,831 | 16,582 | 16,582 |
| 2010 | $18,203 | 1,852 | 1,852 |
| 2011 | $45,392 | 11,020 | 11,020 |
Note: Quantity represents Weight in kilograms
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