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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $1,719,000 | 172,200 | 172,200 |
| 2006 | $1,761,000 | 286,400 | 286,400 |
| 2007 | $1,495,000 | 206,200 | 206,200 |
| 2008 | $606,000 | 78,200 | 78,200 |
| 2009 | $170,000 | 22,100 | 22,100 |
| 2010 | $117,000 | 10,691 | 10,691 |
| 2011 | $213,000 | 9,143 | 9,143 |
Note: Quantity represents Weight in kilograms
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