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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $7,141 | 1,411 | 1,411 |
| 2006 | $33,993 | 31,801 | 31,801 |
| 2007 | $147,970 | 56,851 | 56,851 |
| 2008 | $26,804 | 20,342 | 20,342 |
| 2009 | $15,846 | 2,566 | 2,566 |
| 2010 | $38,272 | 4,601 | 4,601 |
| 2011 | $33,751 | 3,499 | 3,499 |
Note: Quantity represents Weight in kilograms
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