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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $375,588,928 | 29,556,059 | 0 |
| 2006 | $356,034,019 | 16,164,699 | 0 |
| 2007 | $315,766,942 | 13,698,502 | 0 |
| 2008 | $354,537,788 | 15,511,792 | 0 |
| 2009 | $323,998,445 | 61,894,529 | 0 |
| 2010 | $361,635,799 | 14,351,330 | 0 |
Note: Quantity represents No Quantity
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