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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $14,172 | 3,505 | 3,505 |
| 2006 | $28,355 | 4,332 | 4,332 |
| 2007 | $47,845 | 9,578 | 9,578 |
| 2008 | $258,754 | 118,815 | 118,815 |
| 2009 | $360,575 | 134,854 | 134,854 |
| 2010 | $129,080 | 34,023 | 34,023 |
| 2011 | $144,929 | 33,169 | 33,169 |
Note: Quantity represents Weight in kilograms
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