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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $11,399 | 15,691 | 15,691 |
| 2006 | $22,695 | 34,320 | 34,320 |
| 2007 | $37,390 | 40,600 | 40,600 |
| 2008 | $58,421 | 51,700 | 51,700 |
| 2009 | $90,407 | 66,290 | 66,290 |
| 2010 | $58,845 | 53,650 | 53,650 |
| 2011 | $37,760 | 33,262 | 33,262 |
Note: Quantity represents Weight in kilograms
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