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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $19,628 | 23,731 | 23,731 |
| 2006 | $75,946 | 121,976 | 121,976 |
| 2007 | $117,998 | 109,048 | 109,048 |
| 2008 | $158,584 | 188,666 | 188,666 |
| 2009 | $284,008 | 302,248 | 302,248 |
| 2010 | $356,722 | 355,074 | 355,074 |
| 2011 | $137,046 | 124,258 | 124,258 |
Note: Quantity represents Weight in kilograms
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