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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $77,181 | 98,400 | 98,400 |
| 2006 | $75,934 | 103,400 | 103,400 |
| 2007 | $47,106 | 60,460 | 60,460 |
| 2008 | $37,961 | 37,620 | 37,620 |
| 2009 | $36,595 | 36,994 | 36,994 |
| 2010 | $40,199 | 34,867 | 34,867 |
| 2011 | $33,041 | 32,000 | 32,000 |
Note: Quantity represents Weight in kilograms
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