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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $632 | 220 | 220 |
| 2006 | $2,160 | 800 | 800 |
| 2007 | $5,933 | 1,832 | 1,832 |
| 2008 | $6,844 | 2,000 | 2,000 |
| 2009 | $32,420 | 20,215 | 20,215 |
| 2010 | $64,105 | 10,462 | 10,462 |
| 2011 | $58,881 | 14,353 | 14,353 |
Note: Quantity represents Weight in kilograms
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