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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $248,003 | 15,428 | 15,428 |
| 2006 | $231,886 | 23,069 | 23,069 |
| 2007 | $244,663 | 16,778 | 16,778 |
| 2008 | $198,233 | 29,658 | 29,658 |
| 2009 | $141,412 | 30,998 | 30,998 |
| 2010 | $122,363 | 13,593 | 13,593 |
| 2011 | $267,036 | 34,486 | 34,486 |
Note: Quantity represents Weight in kilograms
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