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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $1,117,835,799 | 86,673 | 86,673 |
| 2006 | $1,675,828,304 | 94,796 | 94,796 |
| 2007 | $1,943,706,490 | 102,839 | 102,839 |
| 2008 | $2,127,428,965 | 302,954 | 302,954 |
| 2009 | $1,967,320,790 | 116,515 | 116,515 |
| 2010 | $2,373,923,090 | 144,948 | 144,948 |
| 2011 | $2,394,286,622 | 67,476 | 67,476 |
Note: Quantity represents Weight in kilograms
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