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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $146,522 | 16,870 | 16,870 |
| 2006 | $167,706 | 16,096 | 16,096 |
| 2007 | $375,237 | 19,911 | 19,911 |
| 2008 | $455,903 | 29,182 | 29,182 |
| 2009 | $466,229 | 56,652 | 56,652 |
| 2010 | $370,826 | 27,828 | 27,828 |
| 2011 | $236,743 | 28,986 | 28,986 |
Note: Quantity represents Weight in kilograms
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