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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $21,700 | 36,121 | 36,121 |
| 2006 | $7,000 | 86,710 | 86,710 |
| 2007 | $155,600 | 283,464 | 283,464 |
| 2008 | $60,200 | 250,180 | 250,180 |
| 2009 | $46,400 | 283,241 | 283,241 |
| 2010 | $265,800 | 1,066,865 | 1,066,865 |
| 2011 | $1,195,300 | 5,772,673 | 5,772,673 |
Note: Quantity represents Weight in kilograms
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