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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $3,065 | 544 | 544 |
| 2006 | $6,545 | 2,028 | 2,028 |
| 2007 | $8,783 | 5,167 | 5,167 |
| 2008 | $24,104 | 6,666 | 6,666 |
| 2009 | $75,215 | 17,857 | 17,857 |
| 2010 | $72,478 | 14,679 | 14,679 |
| 2011 | $62,880 | 16,077 | 16,077 |
Note: Quantity represents Weight in kilograms
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