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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $16,798 | 184,200 | 184,200 |
| 2006 | $33,041 | 326,020 | 326,020 |
| 2007 | $2,835,572 | 35,307,000 | 35,307,000 |
| 2009 | $849,601 | 2,381,687 | 2,381,687 |
| 2010 | $4,086,206 | 68,801,904 | 68,801,904 |
| 2011 | $13,795,457 | 201,049,605 | 201,049,605 |
Note: Quantity represents Weight in kilograms
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