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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $73,263 | 4,253 | 4,253 |
| 2006 | $98,315 | 7,091 | 7,091 |
| 2007 | $221,068 | 37,919 | 37,919 |
| 2008 | $171,538 | 60,898 | 60,898 |
| 2009 | $15,218 | 13,976 | 13,976 |
| 2010 | $14,689 | 487 | 487 |
| 2011 | $42,697 | 40,604 | 40,604 |
Note: Quantity represents Weight in kilograms
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