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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $358,122 | 253,158 | 253,158 |
| 2006 | $440,289 | 216,776 | 216,776 |
| 2007 | $242,226 | 209,423 | 209,423 |
| 2008 | $196,970 | 123,818 | 123,818 |
| 2009 | $40,085 | 21,290 | 21,290 |
| 2010 | $66,330 | 21,374 | 21,374 |
| 2011 | $4,303 | 2,788 | 2,788 |
Note: Quantity represents Weight in kilograms
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