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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $75,367 | 13,446 | 13,446 |
| 2006 | $113,237 | 20,932 | 20,932 |
| 2007 | $99,408 | 20,015 | 20,015 |
| 2008 | $108,051 | 16,132 | 16,132 |
| 2009 | $124,913 | 19,989 | 19,989 |
| 2010 | $15,174 | 2,035 | 2,035 |
| 2011 | $15,202 | 1,922 | 1,922 |
Note: Quantity represents Weight in kilograms
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