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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $36,668 | 3,985 | 3,985 |
| 2006 | $53,252 | 7,615 | 7,615 |
| 2007 | $31,662 | 2,735 | 2,735 |
| 2008 | $30,777 | 3,151 | 3,151 |
| 2009 | $40,966 | 4,744 | 4,744 |
| 2010 | $29,057 | 2,001 | 2,001 |
| 2011 | $24,599 | 8,289 | 8,289 |
Note: Quantity represents Weight in kilograms
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