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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $552,000 | 118,900 | 118,900 |
| 2006 | $465,000 | 50,100 | 50,100 |
| 2007 | $354,000 | 76,800 | 76,800 |
| 2008 | $237,000 | 44,900 | 44,900 |
| 2009 | $391,000 | 120,007 | 120,007 |
| 2010 | $569,000 | 421,800 | 421,800 |
| 2011 | $536,000 | 385,700 | 385,700 |
Note: Quantity represents Weight in kilograms
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