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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $31,721 | 483,000 | 483,000 |
| 2006 | $21,833 | 332,925 | 332,925 |
| 2007 | $47,321 | 562,000 | 562,000 |
| 2008 | $40,363 | 605,515 | 605,515 |
| 2009 | $27,471 | 474,600 | 474,600 |
| 2010 | $14,545 | 400,500 | 400,500 |
| 2011 | $12,805 | 325,300 | 325,300 |
Note: Quantity represents Weight in kilograms
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