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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $40,337 | 12,094 | 12,094 |
| 2006 | $62,173 | 54,231 | 54,231 |
| 2007 | $50,892 | 45,090 | 45,090 |
| 2008 | $37,452 | 25,977 | 25,977 |
| 2009 | $205,649 | 233,363 | 233,363 |
| 2010 | $95,584 | 26,756 | 26,756 |
| 2011 | $254,870 | 144,552 | 144,552 |
Note: Quantity represents Weight in kilograms
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