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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $3,126 | 10,200 | 10,200 |
| 2006 | $3,171 | 15,600 | 15,600 |
| 2007 | $35,977 | 136,850 | 136,850 |
| 2008 | $364,251 | 1,329,736 | 1,329,736 |
| 2009 | $138,920 | 490,950 | 490,950 |
| 2010 | $309,508 | 1,151,362 | 1,151,362 |
| 2011 | $153,028 | 382,124 | 382,124 |
Note: Quantity represents Weight in kilograms
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