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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $19,943 | 2,026 | 2,026 |
| 2006 | $19,791 | 2,770 | 2,770 |
| 2007 | $56,110 | 7,965 | 7,965 |
| 2008 | $78,384 | 5,593 | 5,593 |
| 2009 | $76,922 | 7,005 | 7,005 |
| 2010 | $38,887 | 3,539 | 3,539 |
| 2011 | $1,237 | 106 | 106 |
Note: Quantity represents Weight in kilograms
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