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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $654,646 | 67,315 | 67,315 |
| 2006 | $238,984 | 23,929 | 23,929 |
| 2007 | $778,373 | 37,285 | 37,285 |
| 2008 | $135,669 | 12,745 | 12,745 |
| 2009 | $249,405 | 28,639 | 28,639 |
| 2010 | $105,486 | 22,400 | 22,400 |
| 2011 | $77,550 | 12,090 | 12,090 |
Note: Quantity represents Weight in kilograms
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