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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $38,900 | 27,800 | 27,800 |
| 2006 | $52,564 | 41,870 | 41,870 |
| 2007 | $159,926 | 88,946 | 88,946 |
| 2008 | $20,803 | 10,627 | 10,627 |
| 2009 | $38,413 | 23,105 | 23,105 |
| 2010 | $38,084 | 30,840 | 30,840 |
| 2011 | $48,851 | 19,801 | 19,801 |
Note: Quantity represents Weight in kilograms
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