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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $47,877 | 30,625 | 30,625 |
| 2006 | $45,815 | 28,642 | 28,642 |
| 2007 | $66,292 | 40,183 | 40,183 |
| 2008 | $81,102 | 46,428 | 46,428 |
| 2009 | $68,766 | 31,821 | 31,821 |
| 2010 | $65,035 | 22,892 | 22,892 |
| 2011 | $47,975 | 14,256 | 14,256 |
Note: Quantity represents Weight in kilograms
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