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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $1,000 | 754 | 754 |
| 2007 | $54,000 | 20,000 | 20,000 |
| 2008 | $454,000 | 207,000 | 207,000 |
| 2009 | $984,000 | 651,570 | 651,570 |
| 2010 | $1,598,000 | 967,478 | 967,478 |
| 2011 | $1,771,000 | 823,382 | 823,382 |
Note: Quantity represents Weight in kilograms
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