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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $4,019 | 1,000 | 1,000 |
| 2006 | $42,796 | 5,016 | 5,016 |
| 2007 | $7,568 | 1,545 | 1,545 |
| 2008 | $28,942 | 4,021 | 4,021 |
| 2009 | $4,742 | 1,565 | 1,565 |
| 2010 | $3,757 | 1,227 | 1,227 |
| 2011 | $2,929 | 1,000 | 1,000 |
Note: Quantity represents Weight in kilograms
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