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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $19,690 | 3,610 | 3,610 |
| 2006 | $29,239 | 5,818 | 5,818 |
| 2007 | $28,603 | 6,066 | 6,066 |
| 2008 | $22,714 | 5,971 | 5,971 |
| 2009 | $20,297 | 5,308 | 5,308 |
| 2010 | $40,092 | 13,796 | 13,796 |
| 2011 | $112,368 | 36,731 | 36,731 |
Note: Quantity represents Weight in kilograms
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