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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $4,608 | 3,835 | 3,835 |
| 2006 | $7,819 | 7,578 | 7,578 |
| 2007 | $11,223 | 12,186 | 12,186 |
| 2008 | $10,575 | 8,236 | 8,236 |
| 2009 | $7,540 | 5,474 | 5,474 |
| 2010 | $6,617 | 2,646 | 2,646 |
| 2011 | $8,497 | 4,067 | 4,067 |
Note: Quantity represents Weight in kilograms
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