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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $470,784 | 54,524 | 54,524 |
| 2006 | $361,676 | 37,187 | 37,187 |
| 2007 | $317,585 | 29,317 | 29,317 |
| 2008 | $254,396 | 24,390 | 24,390 |
| 2009 | $244,106 | 19,786 | 19,786 |
| 2010 | $202,286 | 12,175 | 12,175 |
Note: Quantity represents Weight in kilograms
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