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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $78,745 | 6,337 | 6,337 |
| 2006 | $52,681 | 36,565 | 36,565 |
| 2007 | $119,390 | 93,984 | 93,984 |
| 2008 | $34,347 | 26,936 | 26,936 |
| 2009 | $54,199 | 43,941 | 43,941 |
| 2010 | $175,928 | 37,457 | 37,457 |
| 2011 | $205,573 | 63,857 | 63,857 |
Note: Quantity represents Weight in kilograms
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