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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $61,709 | 60,426 | 60,426 |
| 2006 | $30,835 | 25,355 | 25,355 |
| 2007 | $65,879 | 59,787 | 59,787 |
| 2008 | $80,460 | 56,753 | 56,753 |
| 2009 | $66,911 | 48,451 | 48,451 |
| 2010 | $113,899 | 67,361 | 67,361 |
| 2011 | $156,832 | 124,775 | 124,775 |
Note: Quantity represents Weight in kilograms
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