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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $16,968 | 5,263 | 5,263 |
| 2006 | $38,080 | 8,907 | 8,907 |
| 2007 | $159,545 | 29,020 | 29,020 |
| 2008 | $104,408 | 19,013 | 19,013 |
| 2009 | $48,340 | 10,524 | 10,524 |
| 2010 | $46,538 | 12,629 | 12,629 |
| 2011 | $36,902 | 7,705 | 7,705 |
Note: Quantity represents Weight in kilograms
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