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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $25,986 | 1,929 | 1,929 |
| 2006 | $41,196 | 4,561 | 4,561 |
| 2007 | $22,599 | 2,421 | 2,421 |
| 2008 | $40,869 | 5,700 | 5,700 |
| 2009 | $12,278 | 2,859 | 2,859 |
| 2010 | $19,928 | 3,774 | 3,774 |
| 2011 | $30,363 | 11,154 | 11,154 |
Note: Quantity represents Weight in kilograms
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