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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $8,399 | 13,610 | 13,610 |
| 2006 | $29,553 | 40,886 | 40,886 |
| 2007 | $33,179 | 43,454 | 43,454 |
| 2008 | $176,034 | 216,800 | 216,800 |
| 2009 | $272,271 | 424,800 | 424,800 |
| 2010 | $104,660 | 193,521 | 193,521 |
| 2011 | $8,193 | 3,152 | 3,152 |
Note: Quantity represents Weight in kilograms
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