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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $27,265 | 9,490 | 9,490 |
| 2006 | $76,239 | 38,534 | 38,534 |
| 2007 | $9,856 | 3,760 | 3,760 |
| 2008 | $367 | 51 | 51 |
| 2009 | $20,335 | 4,049 | 4,049 |
| 2010 | $70,246 | 25,419 | 25,419 |
| 2011 | $67,532 | 21,398 | 21,398 |
Note: Quantity represents Weight in kilograms
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