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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $10,609 | 929 | 929 |
| 2006 | $20,640 | 1,579 | 1,579 |
| 2007 | $39,085 | 1,993 | 1,993 |
| 2008 | $30,248 | 6,343 | 6,343 |
| 2009 | $39,680 | 2,452 | 2,452 |
| 2010 | $87,247 | 6,784 | 6,784 |
| 2011 | $124,654 | 7,638 | 7,638 |
Note: Quantity represents Weight in kilograms
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