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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $24,454 | 4,363 | 4,363 |
| 2006 | $41,528 | 10,255 | 10,255 |
| 2007 | $30,490 | 3,355 | 3,355 |
| 2008 | $36,828 | 5,783 | 5,783 |
| 2009 | $38,081 | 9,544 | 9,544 |
| 2010 | $56,118 | 9,536 | 9,536 |
| 2011 | $54,052 | 7,694 | 7,694 |
Note: Quantity represents Weight in kilograms
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