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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $72,350,000 | 25,322,900 | 25,322,900 |
| 2006 | $83,964,000 | 27,830,931 | 27,830,931 |
| 2007 | $92,699,000 | 26,953,591 | 26,953,591 |
| 2008 | $90,976,000 | 23,426,858 | 23,426,858 |
| 2009 | $80,165,000 | 21,008,834 | 21,008,834 |
| 2010 | $74,220,806 | 21,589,500 | 21,589,500 |
| 2011 | $86,131,459 | 23,732,886 | 23,732,886 |
Note: Quantity represents Weight in kilograms
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