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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $21,973 | 4,279 | 4,279 |
| 2006 | $30,202 | 2,785 | 2,785 |
| 2007 | $22,951 | 3,987 | 3,987 |
| 2008 | $54,587 | 5,266 | 5,266 |
| 2009 | $24,007 | 2,992 | 2,992 |
| 2010 | $54,173 | 3,095 | 3,095 |
| 2011 | $35,937 | 2,475 | 2,475 |
Note: Quantity represents Weight in kilograms
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