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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $166,471 | 23,049 | 23,049 |
| 2006 | $208,016 | 28,713 | 28,713 |
| 2007 | $225,844 | 23,382 | 23,382 |
| 2008 | $224,980 | 17,464 | 17,464 |
| 2009 | $140,755 | 26,249 | 26,249 |
| 2010 | $102,380 | 31,773 | 31,773 |
| 2011 | $92,621 | 28,514 | 28,514 |
Note: Quantity represents Weight in kilograms
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