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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $67,726 | 2,985 | 2,985 |
| 2006 | $88,460 | 3,004 | 3,004 |
| 2007 | $110,660 | 3,582 | 3,582 |
| 2008 | $131,251 | 4,169 | 4,169 |
| 2009 | $101,082 | 3,914 | 3,914 |
| 2010 | $165,863 | 8,583 | 8,583 |
| 2011 | $119,703 | 3,686 | 3,686 |
Note: Quantity represents Weight in kilograms
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