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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $137,629,831 | 154,987,180 | 154,987,180 |
| 2006 | $196,319,781 | 202,172,109 | 202,172,109 |
| 2007 | $335,146,581 | 265,016,661 | 265,016,661 |
| 2008 | $385,000,689 | 281,184,743 | 281,184,743 |
| 2009 | $227,869,125 | 265,383,210 | 265,383,210 |
| 2010 | $243,157,488 | 290,817,969 | 290,817,969 |
| 2011 | $379,432,227 | 330,152,808 | 330,152,808 |
Note: Quantity represents Weight in kilograms
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