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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $44,127 | 8,224 | 8,224 |
| 2006 | $49,747 | 9,272 | 9,272 |
| 2007 | $81,559 | 21,943 | 21,943 |
| 2008 | $146,039 | 36,349 | 36,349 |
| 2009 | $292,852 | 47,843 | 47,843 |
| 2010 | $271,168 | 49,079 | 49,079 |
| 2011 | $139,057 | 24,278 | 24,278 |
Note: Quantity represents Weight in kilograms
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