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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $32,876 | 2,296 | 2,296 |
| 2006 | $11,842 | 1,021 | 1,021 |
| 2007 | $126,828 | 21,347 | 21,347 |
| 2008 | $421,040 | 32,968 | 32,968 |
| 2009 | $329,254 | 26,883 | 26,883 |
| 2010 | $184,044 | 16,261 | 16,261 |
| 2011 | $256,963 | 20,225 | 20,225 |
Note: Quantity represents Weight in kilograms
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