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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $61,295 | 459,171 | 459,171 |
| 2006 | $72,527 | 557,730 | 557,730 |
| 2007 | $92,669 | 620,470 | 620,470 |
| 2008 | $122,437 | 1,070,359 | 1,070,359 |
| 2009 | $100,679 | 2,892,359 | 2,892,359 |
| 2010 | $108,349 | 4,477,083 | 4,477,083 |
| 2011 | $95,627 | 4,119,735 | 4,119,735 |
Note: Quantity represents Weight in kilograms
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