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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $131,866 | 86,811 | 86,811 |
| 2006 | $85,909 | 32,380 | 32,380 |
| 2007 | $4,323 | 766 | 766 |
| 2008 | $557,190 | 252,850 | 252,850 |
| 2009 | $301,300 | 192,196 | 192,196 |
| 2010 | $162,550 | 110,307 | 110,307 |
| 2011 | $229,935 | 228,095 | 228,095 |
Note: Quantity represents Weight in kilograms
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