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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $5,100 | 2,530 | 2,530 |
| 2006 | $3,293 | 1,668 | 1,668 |
| 2007 | $3,607 | 1,856 | 1,856 |
| 2008 | $4,229 | 2,143 | 2,143 |
| 2009 | $7,278 | 2,821 | 2,821 |
| 2010 | $9,256 | 3,103 | 3,103 |
| 2011 | $8,241 | 2,336 | 2,336 |
Note: Quantity represents Weight in kilograms
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