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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $13,193 | 6,607 | 6,607 |
| 2006 | $59,282 | 44,199 | 44,199 |
| 2007 | $104,247 | 52,524 | 52,524 |
| 2008 | $229,269 | 138,658 | 138,658 |
| 2009 | $123,226 | 96,943 | 96,943 |
| 2010 | $117,783 | 135,466 | 135,466 |
| 2011 | $231,247 | 230,874 | 230,874 |
Note: Quantity represents Weight in kilograms
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