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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $243,019,326 | 47,851,943 | 47,851,943 |
| 2006 | $357,857,443 | 57,904,589 | 57,904,589 |
| 2007 | $375,033,305 | 62,314,252 | 62,314,252 |
| 2008 | $436,434,330 | 71,395,251 | 71,395,251 |
| 2009 | $244,725,451 | 42,201,514 | 42,201,514 |
| 2010 | $240,975,071 | 47,859,618 | 47,859,618 |
| 2011 | $298,739,060 | 56,352,267 | 56,352,267 |
Note: Quantity represents Weight in kilograms
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