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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $98,084,877 | 92,989,886 | 92,989,886 |
| 2006 | $161,942,854 | 144,955,210 | 144,955,210 |
| 2007 | $249,745,954 | 190,651,724 | 190,651,724 |
| 2008 | $305,054,383 | 234,411,094 | 234,411,094 |
| 2009 | $181,321,826 | 208,838,920 | 208,838,920 |
| 2010 | $196,337,651 | 168,590,283 | 168,590,283 |
| 2011 | $218,797,437 | 152,951,918 | 152,951,918 |
Note: Quantity represents Weight in kilograms
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