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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $16,979 | 2,404 | 2,404 |
| 2006 | $62,281 | 58,097 | 58,097 |
| 2007 | $217,339 | 210,129 | 210,129 |
| 2008 | $262,885 | 197,574 | 197,574 |
| 2009 | $274,182 | 233,527 | 233,527 |
| 2010 | $350,561 | 187,596 | 187,596 |
| 2011 | $116,186 | 58,440 | 58,440 |
Note: Quantity represents Weight in kilograms
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