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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $49,400 | 15,950 | 15,950 |
| 2006 | $15,722 | 18,109 | 18,109 |
| 2007 | $13,172 | 18,710 | 18,710 |
| 2008 | $64,668 | 128,740 | 128,740 |
| 2009 | $61,315 | 126,094 | 126,094 |
| 2010 | $119,708 | 249,855 | 249,855 |
| 2011 | $21,147 | 32,178 | 32,178 |
Note: Quantity represents Weight in kilograms
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