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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $6,015 | 918 | 918 |
| 2006 | $10,278 | 1,272 | 1,272 |
| 2007 | $38,094 | 8,087 | 8,087 |
| 2008 | $13,670 | 11,662 | 11,662 |
| 2009 | $24,482 | 13,947 | 13,947 |
| 2010 | $30,758 | 22,394 | 22,394 |
| 2011 | $7,003 | 4,292 | 4,292 |
Note: Quantity represents Weight in kilograms
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