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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $1,452 | 205 | 205 |
| 2006 | $23,921 | 1,294 | 1,294 |
| 2007 | $16,933 | 4,237 | 4,237 |
| 2008 | $28,975 | 4,943 | 4,943 |
| 2009 | $14,773 | 3,490 | 3,490 |
| 2010 | $11,221 | 5,052 | 5,052 |
| 2011 | $18,910 | 2,482 | 2,482 |
Note: Quantity represents Weight in kilograms
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