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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $7,569 | 89 | 89 |
| 2006 | $24,101 | 9,066 | 9,066 |
| 2007 | $30,320 | 10,451 | 10,451 |
| 2008 | $24,027 | 13,771 | 13,771 |
| 2009 | $21,161 | 9,707 | 9,707 |
| 2010 | $59,882 | 10,850 | 10,850 |
| 2011 | $19,216 | 10,612 | 10,612 |
Note: Quantity represents Weight in kilograms
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