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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $23,168 | 2,998 | 2,998 |
| 2006 | $8,428 | 1,709 | 1,709 |
| 2007 | $14,480 | 1,932 | 1,932 |
| 2008 | $20,701 | 3,974 | 3,974 |
| 2009 | $43,163 | 8,586 | 8,586 |
| 2010 | $8,221 | 967 | 967 |
| 2011 | $15,585 | 4,093 | 4,093 |
Note: Quantity represents Weight in kilograms
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