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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $147,768,512 | 28,629,539 | 28,629,539 |
| 2006 | $163,542,669 | 30,150,794 | 30,150,794 |
| 2007 | $207,742,306 | 34,404,531 | 34,404,531 |
| 2008 | $247,599,638 | 36,883,938 | 36,883,938 |
| 2009 | $236,695,693 | 36,596,116 | 36,596,116 |
| 2010 | $274,802,710 | 54,576,969 | 54,576,969 |
Note: Quantity represents Weight in kilograms
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