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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $19,400 | 14,520 | 14,520 |
| 2006 | $228,700 | 129,430 | 129,430 |
| 2007 | $132,900 | 71,223 | 71,223 |
| 2008 | $101,400 | 51,929 | 51,929 |
| 2009 | $6,300 | 3,225 | 3,225 |
| 2010 | $23,900 | 8,410 | 8,410 |
| 2011 | $13,800 | 2,200 | 2,200 |
Note: Quantity represents Weight in kilograms
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