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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $11,074 | 17,817 | 17,817 |
| 2006 | $11,002 | 16,726 | 16,726 |
| 2007 | $12,896 | 21,983 | 21,983 |
| 2008 | $15,413 | 20,001 | 20,001 |
| 2009 | $13,174 | 19,415 | 19,415 |
| 2010 | $16,798 | 12,710 | 12,710 |
| 2011 | $6,813 | 9,572 | 9,572 |
Note: Quantity represents Weight in kilograms
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