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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $16,450 | 10,654 | 10,654 |
| 2006 | $15,866 | 8,985 | 8,985 |
| 2007 | $34,157 | 5,593 | 5,593 |
| 2008 | $42,278 | 5,869 | 5,869 |
| 2009 | $65,501 | 16,063 | 16,063 |
| 2010 | $34,952 | 5,737 | 5,737 |
| 2011 | $32,938 | 7,124 | 7,124 |
Note: Quantity represents Weight in kilograms
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