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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $71,000 | 305,400 | 305,400 |
| 2007 | $1,738,000 | 7,704,700 | 7,704,700 |
| 2008 | $2,494,000 | 9,059,000 | 9,059,000 |
| 2009 | $2,193,000 | 10,370,700 | 10,370,700 |
| 2010 | $2,200,000 | 14,687,500 | 14,687,500 |
| 2011 | $2,871,000 | 17,130,500 | 17,130,500 |
Note: Quantity represents Weight in kilograms
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