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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $16,799 | 1,021 | 1,021 |
| 2006 | $27,462 | 1,669 | 1,669 |
| 2007 | $29,522 | 1,393 | 1,393 |
| 2008 | $42,857 | 2,143 | 2,143 |
| 2009 | $46,665 | 81,982 | 81,982 |
| 2010 | $32,271 | 1,796 | 1,796 |
| 2011 | $44,727 | 2,695 | 2,695 |
Note: Quantity represents Weight in kilograms
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