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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $25,809 | 7,742 | 7,742 |
| 2006 | $24,562 | 5,299 | 5,299 |
| 2007 | $48,285 | 15,276 | 15,276 |
| 2008 | $7,386 | 983 | 983 |
| 2009 | $48,352 | 12,687 | 12,687 |
| 2010 | $32,946 | 10,084 | 10,084 |
| 2011 | $35,844 | 10,556 | 10,556 |
Note: Quantity represents Weight in kilograms
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