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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $33,315 | 5,431 | 5,431 |
| 2006 | $53,552 | 7,069 | 7,069 |
| 2007 | $84,418 | 10,023 | 10,023 |
| 2008 | $159,426 | 13,154 | 13,154 |
| 2009 | $241,361 | 20,405 | 20,405 |
| 2010 | $449,429 | 44,518 | 44,518 |
| 2011 | $462,663 | 36,562 | 36,562 |
Note: Quantity represents Weight in kilograms
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