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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $3,267 | 1,115 | 1,115 |
| 2006 | $2,294 | 823 | 823 |
| 2007 | $5,370 | 62,334 | 62,334 |
| 2008 | $61,206 | 168,190 | 168,190 |
| 2009 | $3,614 | 3,736 | 3,736 |
| 2010 | $7,451 | 1,802 | 1,802 |
| 2011 | $10,557 | 2,728 | 2,728 |
Note: Quantity represents Weight in kilograms
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