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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $9,559 | 1,964 | 1,964 |
| 2006 | $19,457 | 3,230 | 3,230 |
| 2007 | $21,159 | 5,111 | 5,111 |
| 2008 | $29,491 | 4,527 | 4,527 |
| 2009 | $31,475 | 5,760 | 5,760 |
| 2010 | $46,744 | 17,568 | 17,568 |
| 2011 | $26,395 | 8,102 | 8,102 |
Note: Quantity represents Weight in kilograms
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