|
| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $597,504,462 | 1,116,427,268 | 1,116,427,268 |
| 2006 | $628,274,870 | 1,019,995,144 | 1,019,995,144 |
| 2007 | $630,854,568 | 966,944,469 | 966,944,469 |
| 2008 | $604,096,457 | 892,452,869 | 892,452,869 |
| 2009 | $458,254,251 | 827,453,878 | 827,453,878 |
| 2010 | $611,575,842 | 1,109,083,152 | 1,109,083,152 |
| 2011 | $679,043,800 | 1,026,580,952 | 1,026,580,952 |
Note: Quantity represents Weight in kilograms
|
|