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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $49,472 | 41,749 | 41,749 |
| 2006 | $49,351 | 41,646 | 41,646 |
| 2007 | $22,973 | 14,217 | 14,217 |
| 2008 | $37,077 | 22,816 | 22,816 |
| 2009 | $142,101 | 78,576 | 78,576 |
| 2010 | $164,826 | 113,154 | 113,154 |
| 2011 | $137,000 | 39,898 | 39,898 |
Note: Quantity represents Weight in kilograms
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