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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $4,337 | 1,155 | 1,155 |
| 2006 | $33,711 | 23,361 | 23,361 |
| 2007 | $84,101 | 115,207 | 115,207 |
| 2008 | $195,821 | 247,956 | 247,956 |
| 2009 | $162,108 | 199,292 | 199,292 |
| 2010 | $183,255 | 216,718 | 216,718 |
| 2011 | $181,642 | 199,494 | 199,494 |
Note: Quantity represents Weight in kilograms
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