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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $13,774 | 580 | 580 |
| 2006 | $61,839 | 8,354 | 8,354 |
| 2007 | $98,122 | 8,992 | 8,992 |
| 2008 | $343,139 | 19,528 | 19,528 |
| 2009 | $90,090 | 7,241 | 7,241 |
| 2010 | $223,138 | 10,016 | 10,016 |
| 2011 | $109,738 | 11,988 | 11,988 |
Note: Quantity represents Weight in kilograms
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