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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $57,982 | 37,946 | 37,946 |
| 2006 | $93,659 | 69,469 | 69,469 |
| 2007 | $174,754 | 175,351 | 175,351 |
| 2008 | $108,904 | 77,423 | 77,423 |
| 2009 | $237,710 | 192,882 | 192,882 |
| 2010 | $142,360 | 109,771 | 109,771 |
Note: Quantity represents Weight in kilograms
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