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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $2,313 | 1,397 | 1,397 |
| 2006 | $23,900 | 8,144 | 8,144 |
| 2007 | $10,109 | 4,650 | 4,650 |
| 2008 | $16,152 | 9,443 | 9,443 |
| 2009 | $8,560 | 7,793 | 7,793 |
| 2010 | $6,362 | 3,266 | 3,266 |
| 2011 | $9,129 | 3,109 | 3,109 |
Note: Quantity represents Weight in kilograms
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