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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $33,791 | 9,498 | 9,498 |
| 2006 | $247 | 60 | 60 |
| 2007 | $4,406 | 8,996 | 8,996 |
| 2008 | $2,966 | 9,867 | 9,867 |
| 2009 | $9,994 | 99,092 | 99,092 |
| 2010 | $254,724 | 274,324 | 274,324 |
| 2011 | $79,965 | 94,731 | 94,731 |
Note: Quantity represents Weight in kilograms
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