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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $237,239 | 80,147 | 80,147 |
| 2006 | $793,281 | 512,474 | 512,474 |
| 2007 | $42,538 | 5,467 | 5,467 |
| 2008 | $460,486 | 76,432 | 76,432 |
| 2009 | $2,319,760 | 1,840,195 | 1,840,195 |
| 2010 | $1,616,044 | 1,604,586 | 1,604,586 |
Note: Quantity represents Weight in kilograms
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