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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $55,637 | 56,816 | 56,816 |
| 2006 | $47,718 | 50,059 | 50,059 |
| 2007 | $215,881 | 135,297 | 135,297 |
| 2008 | $454,030 | 239,466 | 239,466 |
| 2009 | $281,882 | 159,286 | 159,286 |
| 2010 | $188,478 | 149,309 | 149,309 |
| 2011 | $228,487 | 125,626 | 125,626 |
Note: Quantity represents Weight in kilograms
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