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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $3,742 | 7,176 | 7,176 |
| 2006 | $9,248 | 26,185 | 26,185 |
| 2007 | $8,826 | 16,053 | 16,053 |
| 2008 | $7,604 | 10,727 | 10,727 |
| 2009 | $18,603 | 10,432 | 10,432 |
| 2010 | $9,478 | 6,949 | 6,949 |
| 2011 | $4,203 | 4,692 | 4,692 |
Note: Quantity represents Weight in kilograms
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