|
| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $502,174,504 | 40,559,709 | 40,559,709 |
| 2006 | $715,314,732 | 41,908,790 | 41,908,790 |
| 2007 | $976,600,605 | 39,201,196 | 39,201,196 |
| 2008 | $941,289,420 | 41,528,654 | 41,528,654 |
| 2009 | $721,063,217 | 37,501,398 | 37,501,398 |
| 2010 | $1,172,169,528 | 53,823,018 | 53,823,018 |
| 2011 | $1,261,146,085 | 52,706,454 | 52,706,454 |
Note: Quantity represents Weight in kilograms
|
|