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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $168,189,501 | 1,025,553 | 1,025,553 |
| 2006 | $230,514,281 | 735,336 | 735,336 |
| 2007 | $296,063,967 | 741,122 | 741,122 |
| 2008 | $319,229,968 | 710,454 | 710,454 |
| 2009 | $230,995,805 | 502,151 | 502,151 |
| 2010 | $286,697,385 | 2,018,674 | 2,018,674 |
| 2011 | $223,097,600 | 2,043,331 | 2,043,331 |
Note: Quantity represents Weight in kilograms
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