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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $20,258 | 1,883 | 1,883 |
| 2006 | $22,333 | 4,387 | 4,387 |
| 2007 | $31,015 | 2,613 | 2,613 |
| 2008 | $39,031 | 3,079 | 3,079 |
| 2009 | $44,076 | 5,747 | 5,747 |
| 2010 | $31,886 | 4,472 | 4,472 |
| 2011 | $39,077 | 3,983 | 3,983 |
Note: Quantity represents Weight in kilograms
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