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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $3,923 | 902 | 902 |
| 2006 | $7,731 | 2,274 | 2,274 |
| 2007 | $6,147 | 1,061 | 1,061 |
| 2008 | $16,207 | 4,379 | 4,379 |
| 2009 | $27,787 | 4,468 | 4,468 |
| 2010 | $13,879 | 6,887 | 6,887 |
| 2011 | $26,433 | 2,305 | 2,305 |
Note: Quantity represents Weight in kilograms
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