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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $144,201,501 | 170,992,447 | 170,992,447 |
| 2006 | $172,370,415 | 198,056,570 | 198,056,570 |
| 2007 | $188,325,222 | 189,874,171 | 189,874,171 |
| 2008 | $199,906,474 | 189,449,765 | 189,449,765 |
| 2009 | $212,522,893 | 200,340,344 | 200,340,344 |
| 2010 | $208,954,439 | 216,291,973 | 216,291,973 |
Note: Quantity represents Weight in kilograms
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