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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $211,783 | 53,176 | 53,176 |
| 2006 | $193,278 | 48,256 | 48,256 |
| 2007 | $228,750 | 73,163 | 73,163 |
| 2008 | $536,971 | 76,954 | 76,954 |
| 2009 | $279,188 | 136,229 | 136,229 |
| 2010 | $294,243 | 42,115 | 42,115 |
Note: Quantity represents Weight in kilograms
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