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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $9,017 | 1,166 | 1,166 |
| 2006 | $24,102 | 3,118 | 3,118 |
| 2007 | $5,924 | 833 | 833 |
| 2008 | $2,821 | 985 | 985 |
| 2009 | $31,575 | 6,239 | 6,239 |
| 2010 | $41,305 | 8,649 | 8,649 |
| 2011 | $102,361 | 34,257 | 34,257 |
Note: Quantity represents Weight in kilograms
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