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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $44,000 | 7,409 | 7,409 |
| 2006 | $34,833 | 9,443 | 9,443 |
| 2007 | $65,333 | 12,527 | 12,527 |
| 2008 | $109,942 | 17,841 | 17,841 |
| 2009 | $175,038 | 40,497 | 40,497 |
| 2010 | $892,630 | 290,943 | 290,943 |
| 2011 | $376,982 | 118,532 | 118,532 |
Note: Quantity represents Weight in kilograms
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