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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $12,399 | 13,510 | 13,510 |
| 2006 | $9,123 | 13,900 | 13,900 |
| 2007 | $19,841 | 26,062 | 26,062 |
| 2008 | $53,901 | 46,677 | 46,677 |
| 2009 | $47,904 | 60,167 | 60,167 |
| 2010 | $70,594 | 79,979 | 79,979 |
| 2011 | $71,875 | 70,773 | 70,773 |
Note: Quantity represents Weight in kilograms
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