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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $203,000 | 196,538 | 196,538 |
| 2006 | $216,400 | 189,986 | 189,986 |
| 2007 | $267,500 | 205,933 | 205,933 |
| 2008 | $352,200 | 183,250 | 183,250 |
| 2009 | $170,100 | 111,567 | 111,567 |
| 2010 | $189,000 | 125,164 | 125,164 |
| 2011 | $233,900 | 76,413 | 76,413 |
Note: Quantity represents Weight in kilograms
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