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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $78,989,268 | 200,135,301 | 200,135,301 |
| 2006 | $47,730,221 | 132,266,405 | 132,266,405 |
| 2007 | $85,105,016 | 221,416,448 | 221,416,448 |
| 2008 | $244,050,972 | 212,256,000 | 212,256,000 |
| 2009 | $51,735,075 | 131,747,000 | 131,747,000 |
| 2010 | $72,800,091 | 175,190,000 | 175,190,000 |
Note: Quantity represents Weight in kilograms
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