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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $7,367 | 19,148 | 19,148 |
| 2006 | $19,243 | 33,635 | 33,635 |
| 2007 | $23,738 | 52,746 | 52,746 |
| 2008 | $25,863 | 58,956 | 58,956 |
| 2009 | $28,066 | 54,660 | 54,660 |
| 2010 | $51,459 | 56,617 | 56,617 |
| 2011 | $84,876 | 76,565 | 76,565 |
Note: Quantity represents Weight in kilograms
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