|
| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $523,546,081 | 30,505,670 | 30,505,670 |
| 2006 | $489,724,079 | 25,874,244 | 25,874,244 |
| 2007 | $591,208,626 | 24,023,117 | 24,023,117 |
| 2008 | $571,529,309 | 19,118,786 | 19,118,786 |
| 2009 | $419,891,170 | 15,663,546 | 15,663,546 |
| 2010 | $467,481,642 | 18,386,241 | 18,386,241 |
| 2011 | $508,776,325 | 19,244,462 | 19,244,462 |
Note: Quantity represents Weight in kilograms
|
|