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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $145,700 | 19,380 | 19,380 |
| 2006 | $223,200 | 29,336 | 29,336 |
| 2007 | $332,300 | 43,031 | 43,031 |
| 2008 | $430,000 | 59,864 | 59,864 |
| 2009 | $433,400 | 69,784 | 69,784 |
| 2010 | $512,900 | 76,994 | 76,994 |
| 2011 | $745,500 | 123,642 | 123,642 |
Note: Quantity represents Weight in kilograms
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