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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $205,951 | 2,348 | 2,348 |
| 2006 | $183,078 | 2,499 | 2,499 |
| 2007 | $182,323 | 988 | 988 |
| 2008 | $155,462 | 1,063 | 1,063 |
| 2009 | $81,409 | 540 | 540 |
| 2010 | $407,366 | 13,247 | 13,247 |
| 2011 | $259,820 | 11,919 | 11,919 |
Note: Quantity represents Weight in kilograms
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