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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $64,477 | 63,500 | 63,500 |
| 2006 | $207,223 | 113,933 | 113,933 |
| 2007 | $130,700 | 100,646 | 100,646 |
| 2008 | $454,607 | 401,822 | 401,822 |
| 2009 | $49,332 | 71,382 | 71,382 |
| 2010 | $1,701 | 1,423 | 1,423 |
| 2011 | $3,827 | 2,954 | 2,954 |
Note: Quantity represents Weight in kilograms
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