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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $494,189 | 864,000 | 864,000 |
| 2006 | $757,408 | 1,335,000 | 1,335,000 |
| 2007 | $641,679 | 1,201,000 | 1,201,000 |
| 2008 | $931,692 | 1,908,000 | 1,908,000 |
| 2009 | $739,291 | 1,250,000 | 1,250,000 |
| 2010 | $500,236 | 1,067,000 | 1,067,000 |
| 2011 | $501,078 | 470,000 | 470,000 |
Note: Quantity represents Weight in kilograms
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