|
| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $415,372,000 | 392,597 | 392,597 |
| 2006 | $377,550,000 | 365,129 | 365,129 |
| 2007 | $477,647,000 | 480,648 | 480,648 |
| 2008 | $475,921,000 | 518,121 | 518,121 |
| 2009 | $298,284,000 | 213,225 | 213,225 |
| 2010 | $596,576,808 | 453,542 | 453,542 |
| 2011 | $783,768,683 | 684,202 | 684,202 |
Note: Quantity represents Weight in kilograms
|
|