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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $19,775 | 16,077 | 16,077 |
| 2006 | $25,744 | 25,004 | 25,004 |
| 2007 | $5,624 | 4,232 | 4,232 |
| 2008 | $25,449 | 3,580 | 3,580 |
| 2009 | $30 | 6 | 6 |
| 2010 | $28,570 | 10,719 | 10,719 |
| 2011 | $44,742 | 44,298 | 44,298 |
Note: Quantity represents Weight in kilograms
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