|
| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $333,392,000 | 23,473 | 23,473 |
| 2006 | $145,268,827 | 7,725 | 7,725 |
| 2007 | $265,054,575 | 12,437 | 12,437 |
| 2008 | $512,080,478 | 19,486 | 19,486 |
| 2009 | $447,709,400 | 14,670 | 14,670 |
| 2010 | $799,589,013 | 32,460 | 32,460 |
| 2011 | $1,684,887,755 | 36,780 | 36,780 |
Note: Quantity represents Weight in kilograms
|
|