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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $9,587 | 6,466 | 6,466 |
| 2006 | $34,490 | 7,550 | 7,550 |
| 2007 | $65,395 | 7,601 | 7,601 |
| 2008 | $40,606 | 5,434 | 5,434 |
| 2009 | $151,536 | 26,385 | 26,385 |
| 2010 | $30,078 | 641 | 641 |
| 2011 | $21,094 | 919 | 919 |
Note: Quantity represents Weight in kilograms
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