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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $131,006 | 29,639 | 29,639 |
| 2006 | $147,299 | 34,408 | 34,408 |
| 2007 | $140,663 | 42,374 | 42,374 |
| 2008 | $216,953 | 55,319 | 55,319 |
| 2009 | $187,105 | 46,666 | 46,666 |
| 2010 | $181,895 | 46,741 | 46,741 |
| 2011 | $234,213 | 54,555 | 54,555 |
Note: Quantity represents Weight in kilograms
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