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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $257,216 | 233,353 | 233,353 |
| 2006 | $618,851 | 408,059 | 408,059 |
| 2007 | $595,238 | 320,026 | 320,026 |
| 2008 | $446,583 | 351,388 | 351,388 |
| 2009 | $345,922 | 394,399 | 394,399 |
| 2010 | $650,477 | 480,626 | 480,626 |
| 2011 | $623,596 | 369,241 | 369,241 |
Note: Quantity represents Weight in kilograms
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