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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $58,949 | 7,713 | 7,713 |
| 2006 | $81,432 | 13,049 | 13,049 |
| 2007 | $131,981 | 39,470 | 39,470 |
| 2008 | $96,033 | 3,079 | 3,079 |
| 2009 | $54,073 | 1,819 | 1,819 |
| 2010 | $19,536 | 290 | 290 |
| 2011 | $16,760 | 520 | 520 |
Note: Quantity represents Weight in kilograms
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