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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $39,488 | 23,130 | 23,130 |
| 2006 | $57,034 | 32,300 | 32,300 |
| 2007 | $4,824 | 1,900 | 1,900 |
| 2008 | $124,894 | 49,406 | 49,406 |
| 2009 | $45,442 | 22,083 | 22,083 |
| 2010 | $11,080 | 7,600 | 7,600 |
| 2011 | $37,810 | 15,760 | 15,760 |
Note: Quantity represents Weight in kilograms
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