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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $7,352 | 1,961 | 1,961 |
| 2006 | $13,220 | 3,094 | 3,094 |
| 2007 | $16,021 | 2,810 | 2,810 |
| 2008 | $15,234 | 2,753 | 2,753 |
| 2009 | $25,202 | 9,168 | 9,168 |
| 2010 | $26,227 | 3,442 | 3,442 |
| 2011 | $16,841 | 2,711 | 2,711 |
Note: Quantity represents Weight in kilograms
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