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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $11,870 | 5,101 | 5,101 |
| 2006 | $17,322 | 5,152 | 5,152 |
| 2007 | $31,499 | 11,520 | 11,520 |
| 2008 | $49,462 | 18,179 | 18,179 |
| 2009 | $64,947 | 14,011 | 14,011 |
| 2010 | $44,613 | 9,528 | 9,528 |
| 2011 | $66,020 | 14,089 | 14,089 |
Note: Quantity represents Weight in kilograms
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