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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $16,912 | 1,587 | 1,587 |
| 2006 | $22,900 | 1,852 | 1,852 |
| 2007 | $20,631 | 3,680 | 3,680 |
| 2008 | $21,733 | 4,468 | 4,468 |
| 2009 | $24,357 | 1,849 | 1,849 |
| 2010 | $36,570 | 2,805 | 2,805 |
| 2011 | $87,857 | 4,545 | 4,545 |
Note: Quantity represents Weight in kilograms
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