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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $31,000 | 6,050 | 6,050 |
| 2006 | $5,600 | 5,201 | 5,201 |
| 2007 | $14,900 | 2,371 | 2,371 |
| 2008 | $5,600 | 1,210 | 1,210 |
| 2009 | $5,200 | 1,251 | 1,251 |
| 2010 | $6,500 | 3,732 | 3,732 |
| 2011 | $46,600 | 71,461 | 71,461 |
Note: Quantity represents Weight in kilograms
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