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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $5,115 | 952 | 952 |
| 2006 | $30,169 | 6,224 | 6,224 |
| 2007 | $73,507 | 15,514 | 15,514 |
| 2008 | $23,976 | 1,933 | 1,933 |
| 2009 | $138,208 | 14,871 | 14,871 |
| 2010 | $27,004 | 2,610 | 2,610 |
| 2011 | $2,167 | 319 | 319 |
Note: Quantity represents Weight in kilograms
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