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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $1,283 | 8,984 | 8,984 |
| 2006 | $11,653 | 998 | 998 |
| 2007 | $10,735 | 1,816 | 1,816 |
| 2008 | $4,552 | 1,080 | 1,080 |
| 2009 | $4,580 | 8,545 | 8,545 |
| 2010 | $11,324 | 4,341 | 4,341 |
| 2011 | $70,208 | 32,070 | 32,070 |
Note: Quantity represents Weight in kilograms
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