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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $3,210 | 111 | 111 |
| 2006 | $6,878 | 868 | 868 |
| 2007 | $38,903 | 25,460 | 25,460 |
| 2008 | $40,681 | 78,051 | 78,051 |
| 2009 | $33,924 | 42,793 | 42,793 |
| 2010 | $108,343 | 185,576 | 185,576 |
| 2011 | $330,206 | 426,575 | 426,575 |
Note: Quantity represents Weight in kilograms
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