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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $47,232 | 9,451 | 9,451 |
| 2006 | $93,960 | 17,677 | 17,677 |
| 2007 | $73,768 | 6,845 | 6,845 |
| 2008 | $37,303 | 4,673 | 4,673 |
| 2009 | $19,402 | 2,265 | 2,265 |
| 2010 | $26,537 | 4,154 | 4,154 |
| 2011 | $26,425 | 2,693 | 2,693 |
Note: Quantity represents Weight in kilograms
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