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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $1,106,000 | 304,400 | 304,400 |
| 2006 | $1,600,000 | 408,800 | 408,800 |
| 2007 | $330,000 | 98,800 | 98,800 |
| 2008 | $560,000 | 67,800 | 67,800 |
| 2009 | $1,812,000 | 292,300 | 292,300 |
| 2010 | $661,000 | 97,600 | 97,600 |
| 2011 | $2,025,000 | 358,200 | 358,200 |
Note: Quantity represents Weight in kilograms
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