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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $75,799 | 4,423 | 4,423 |
| 2006 | $99,823 | 60,827 | 60,827 |
| 2007 | $209,569 | 118,886 | 118,886 |
| 2008 | $282,984 | 171,137 | 171,137 |
| 2009 | $378,492 | 325,592 | 325,592 |
| 2010 | $544,267 | 487,046 | 487,046 |
| 2011 | $619,338 | 444,304 | 444,304 |
Note: Quantity represents Weight in kilograms
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