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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $31,820 | 1,482 | 1,482 |
| 2006 | $4,536 | 72 | 72 |
| 2007 | $10,332 | 730 | 730 |
| 2008 | $75,110 | 405,405 | 405,405 |
| 2009 | $70,481 | 572,809 | 572,809 |
| 2010 | $3,988 | 139,760 | 139,760 |
| 2011 | $45,492 | 9,360 | 9,360 |
Note: Quantity represents Weight in kilograms
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