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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $502,000 | 44,600 | 44,600 |
| 2006 | $495,000 | 42,000 | 42,000 |
| 2007 | $573,000 | 40,100 | 40,100 |
| 2008 | $531,000 | 37,500 | 37,500 |
| 2009 | $220,000 | 18,283 | 18,283 |
| 2010 | $178,000 | 10,700 | 10,700 |
| 2011 | $387,000 | 20,204 | 20,204 |
Note: Quantity represents Weight in kilograms
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