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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $125,599 | 35,567 | 35,567 |
| 2006 | $133,116 | 24,572 | 24,572 |
| 2007 | $151,694 | 49,404 | 49,404 |
| 2008 | $159,248 | 74,021 | 74,021 |
| 2009 | $210,992 | 98,067 | 98,067 |
| 2010 | $152,429 | 58,612 | 58,612 |
| 2011 | $140,538 | 82,495 | 82,495 |
Note: Quantity represents Weight in kilograms
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