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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $64,503 | 6,973 | 6,973 |
| 2006 | $139,299 | 12,096 | 12,096 |
| 2007 | $219,989 | 21,809 | 21,809 |
| 2008 | $186,461 | 18,377 | 18,377 |
| 2009 | $274,011 | 21,686 | 21,686 |
| 2010 | $320,310 | 28,187 | 28,187 |
| 2011 | $274,553 | 20,968 | 20,968 |
Note: Quantity represents Weight in kilograms
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