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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $506,675 | 262,626 | 262,626 |
| 2006 | $421,198 | 240,446 | 240,446 |
| 2007 | $620,476 | 268,921 | 268,921 |
| 2008 | $65,892 | 37,216 | 37,216 |
| 2009 | $15,488 | 15,719 | 15,719 |
| 2010 | $3,851 | 960 | 960 |
| 2011 | $2,757 | 301 | 301 |
Note: Quantity represents Weight in kilograms
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