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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $59,638 | 4,542 | 4,542 |
| 2006 | $91,072 | 8,555 | 8,555 |
| 2007 | $136,020 | 12,324 | 12,324 |
| 2008 | $195,585 | 15,199 | 15,199 |
| 2009 | $198,827 | 15,201 | 15,201 |
| 2010 | $147,281 | 21,490 | 21,490 |
| 2011 | $184,190 | 18,831 | 18,831 |
Note: Quantity represents Weight in kilograms
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