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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $1,378,654 | 407,035 | 407,035 |
| 2006 | $964,261 | 230,300 | 230,300 |
| 2007 | $614,891 | 147,500 | 147,500 |
| 2008 | $101,671 | 14,100 | 14,100 |
| 2009 | $148,511 | 28,300 | 28,300 |
| 2010 | $144,477 | 24,000 | 24,000 |
| 2011 | $116,880 | 11,500 | 11,500 |
Note: Quantity represents Weight in kilograms
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