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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $5,724 | 4,572 | 4,572 |
| 2006 | $11,149 | 9,076 | 9,076 |
| 2007 | $13,597 | 9,286 | 9,286 |
| 2008 | $7,977 | 4,167 | 4,167 |
| 2009 | $8,547 | 3,514 | 3,514 |
| 2010 | $6,712 | 3,254 | 3,254 |
| 2011 | $5,674 | 14,981 | 14,981 |
Note: Quantity represents Weight in kilograms
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