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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $2,190 | 633 | 633 |
| 2006 | $10,402 | 5,046 | 5,046 |
| 2007 | $9,479 | 3,324 | 3,324 |
| 2008 | $10,910 | 3,962 | 3,962 |
| 2009 | $48,361 | 13,846 | 13,846 |
| 2010 | $16,480 | 4,886 | 4,886 |
| 2011 | $8,595 | 3,562 | 3,562 |
Note: Quantity represents Weight in kilograms
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