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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $8,104,782 | 178,067,410 | 178,067,410 |
| 2006 | $9,151,584 | 183,354,486 | 183,354,486 |
| 2007 | $14,985,172 | 362,083,321 | 362,083,321 |
| 2008 | $16,216,559 | 369,410,143 | 369,410,143 |
| 2009 | $10,264,460 | 270,070,306 | 270,070,306 |
| 2010 | $14,016,836 | 362,394,180 | 362,394,180 |
| 2011 | $15,231,367 | 342,533,699 | 342,533,699 |
Note: Quantity represents Weight in kilograms
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