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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $140,781,035 | 166,703,000 | 166,703,000 |
| 2006 | $234,899,322 | 206,710,500 | 206,710,500 |
| 2007 | $277,888,136 | 202,991,600 | 202,991,600 |
| 2008 | $431,610,161 | 264,228,200 | 264,228,200 |
| 2009 | $301,184,827 | 164,746,200 | 164,746,200 |
| 2010 | $245,509,754 | 172,680,800 | 172,680,800 |
| 2011 | $382,802,264 | 252,658,000 | 252,658,000 |
Note: Quantity represents Weight in kilograms
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