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| Year | Trade Value | Weight (kg) | Quantity |
| 2006 | $1,901 | 2,388 | 2,388 |
| 2007 | $38,343 | 40,858 | 40,858 |
| 2008 | $91,492 | 61,877 | 61,877 |
| 2009 | $197,830 | 144,378 | 144,378 |
| 2010 | $161,021 | 115,306 | 115,306 |
| 2011 | $435,420 | 268,935 | 268,935 |
Note: Quantity represents Weight in kilograms
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