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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $144,842 | 12,587 | 12,587 |
| 2006 | $160,958 | 13,129 | 13,129 |
| 2007 | $147,929 | 11,632 | 11,632 |
| 2008 | $157,503 | 17,167 | 17,167 |
| 2009 | $133,939 | 23,079 | 23,079 |
| 2010 | $212,628 | 25,164 | 25,164 |
| 2011 | $114,238 | 25,802 | 25,802 |
Note: Quantity represents Weight in kilograms
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