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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $61,416 | 40,859 | 40,859 |
| 2006 | $39,230 | 11,658 | 11,658 |
| 2007 | $46,503 | 8,840 | 8,840 |
| 2008 | $32,785 | 4,203 | 4,203 |
| 2009 | $20,198 | 2,764 | 2,764 |
| 2010 | $19,168 | 4,118 | 4,118 |
| 2011 | $32,782 | 5,977 | 5,977 |
Note: Quantity represents Weight in kilograms
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