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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $9,650 | 1,441 | 1,441 |
| 2006 | $17,451 | 2,179 | 2,179 |
| 2007 | $21,858 | 2,189 | 2,189 |
| 2008 | $34,017 | 1,526 | 1,526 |
| 2009 | $20,061 | 1,848 | 1,848 |
| 2010 | $30,605 | 3,384 | 3,384 |
| 2011 | $44,752 | 6,242 | 6,242 |
Note: Quantity represents Weight in kilograms
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