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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $1,128 | 620 | 620 |
| 2006 | $5,141 | 2,665 | 2,665 |
| 2007 | $41,160 | 5,282 | 5,282 |
| 2008 | $17,662 | 8,021 | 8,021 |
| 2009 | $20,510 | 19,898 | 19,898 |
| 2010 | $45,336 | 6,329 | 6,329 |
| 2011 | $55,170 | 3,404 | 3,404 |
Note: Quantity represents Weight in kilograms
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