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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $73,447,584 | 263,958,434 | 263,958,434 |
| 2006 | $115,650,686 | 384,076,075 | 384,076,075 |
| 2007 | $176,158,945 | 494,598,864 | 494,598,864 |
| 2008 | $155,224,735 | 283,101,419 | 283,101,419 |
| 2009 | $173,064,544 | 377,891,030 | 377,891,030 |
| 2010 | $293,893,504 | 570,957,933 | 570,957,933 |
| 2011 | $181,996,267 | 360,647,743 | 360,647,743 |
Note: Quantity represents Weight in kilograms
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