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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $4,655 | 6,862 | 6,862 |
| 2006 | $17,925 | 9,236 | 9,236 |
| 2007 | $39,634 | 20,665 | 20,665 |
| 2008 | $155,290 | 131,940 | 131,940 |
| 2009 | $254,950 | 137,224 | 137,224 |
| 2010 | $760,547 | 355,271 | 355,271 |
| 2011 | $246,787 | 109,650 | 109,650 |
Note: Quantity represents Weight in kilograms
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