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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $63,596 | 656 | 656 |
| 2006 | $128,536 | 2,037 | 2,037 |
| 2007 | $100,818 | 1,885 | 1,885 |
| 2008 | $380,569 | 25,866 | 25,866 |
| 2009 | $390,266 | 59,255 | 59,255 |
| 2010 | $371,084 | 65,971 | 65,971 |
| 2011 | $234,823 | 9,492 | 9,492 |
Note: Quantity represents Weight in kilograms
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