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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $30,597 | 14,048 | 14,048 |
| 2006 | $45,403 | 27,384 | 27,384 |
| 2007 | $81,748 | 30,014 | 30,014 |
| 2008 | $144,623 | 40,042 | 40,042 |
| 2009 | $16,282 | 6,285 | 6,285 |
| 2010 | $152 | 28 | 28 |
| 2011 | $45,223 | 7,517 | 7,517 |
Note: Quantity represents Weight in kilograms
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