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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $27,441,000 | 28,404,800 | 28,404,800 |
| 2006 | $27,521,000 | 28,411,500 | 28,411,500 |
| 2007 | $17,971,000 | 14,628,500 | 14,628,500 |
| 2008 | $21,333,000 | 12,885,704 | 12,885,704 |
| 2009 | $20,493,000 | 11,932,100 | 11,932,100 |
| 2010 | $22,262,929 | 15,101,400 | 15,101,400 |
| 2011 | $27,691,538 | 20,931,275 | 20,931,275 |
Note: Quantity represents Weight in kilograms
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