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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $20,886 | 6,298 | 6,298 |
| 2006 | $24,656 | 3,415 | 3,415 |
| 2007 | $54,406 | 8,849 | 8,849 |
| 2008 | $84,426 | 14,448 | 14,448 |
| 2009 | $220,974 | 132,631 | 132,631 |
| 2010 | $407,959 | 163,203 | 163,203 |
| 2011 | $567,684 | 149,031 | 149,031 |
Note: Quantity represents Weight in kilograms
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