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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $20,344 | 53,849 | 53,849 |
| 2006 | $18,795 | 44,354 | 44,354 |
| 2007 | $16,740 | 46,494 | 46,494 |
| 2008 | $54,020 | 57,689 | 57,689 |
| 2009 | $109,802 | 228,103 | 228,103 |
| 2010 | $91,189 | 217,584 | 217,584 |
| 2011 | $95,526 | 182,582 | 182,582 |
Note: Quantity represents Weight in kilograms
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