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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $3,395 | 3,031 | 3,031 |
| 2006 | $9,099 | 7,022 | 7,022 |
| 2007 | $14,129 | 6,685 | 6,685 |
| 2008 | $43,486 | 34,261 | 34,261 |
| 2009 | $22,559 | 7,773 | 7,773 |
| 2010 | $18,423 | 9,408 | 9,408 |
| 2011 | $34,967 | 12,834 | 12,834 |
Note: Quantity represents Weight in kilograms
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