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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $111,300 | 57,600 | 57,600 |
| 2006 | $81,748 | 38,750 | 38,750 |
| 2007 | $40,473 | 19,530 | 19,530 |
| 2008 | $54,676 | 20,114 | 20,114 |
| 2009 | $34,599 | 11,200 | 11,200 |
| 2010 | $26,568 | 11,705 | 11,705 |
| 2011 | $25,357 | 9,800 | 9,800 |
Note: Quantity represents Weight in kilograms
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