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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $77,937 | 28,502 | 28,502 |
| 2006 | $66,499 | 24,319 | 24,319 |
| 2007 | $12,116 | 3,147 | 3,147 |
| 2008 | $375,962 | 80,435 | 80,435 |
| 2009 | $504,664 | 107,561 | 107,561 |
| 2010 | $167,095 | 38,669 | 38,669 |
| 2011 | $103,000 | 29,168 | 29,168 |
Note: Quantity represents Weight in kilograms
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