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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $379,000 | 25,900 | 25,900 |
| 2006 | $263,000 | 17,600 | 17,600 |
| 2007 | $449,000 | 34,677 | 34,677 |
| 2008 | $523,000 | 33,765 | 33,765 |
| 2009 | $465,000 | 45,498 | 45,498 |
| 2010 | $322,000 | 24,175 | 24,175 |
| 2011 | $233,000 | 14,663 | 14,663 |
Note: Quantity represents Weight in kilograms
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